head	1.1;
branch	1.1.1;
access;
symbols
	netbsd-11-0-RC6:1.1.1.4
	netbsd-11-0-RC5:1.1.1.4
	netbsd-11-0-RC4:1.1.1.4
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	netbsd-11-0-RC2:1.1.1.4
	netbsd-11-0-RC1:1.1.1.4
	perseant-exfatfs-base-20250801:1.1.1.4
	netbsd-11:1.1.1.4.0.10
	netbsd-11-base:1.1.1.4
	netbsd-10-1-RELEASE:1.1.1.4
	perseant-exfatfs-base-20240630:1.1.1.4
	perseant-exfatfs:1.1.1.4.0.8
	perseant-exfatfs-base:1.1.1.4
	netbsd-8-3-RELEASE:1.1.1.2
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	netbsd-10-0-RELEASE:1.1.1.4
	netbsd-10-0-RC6:1.1.1.4
	netbsd-10-0-RC5:1.1.1.4
	netbsd-10-0-RC4:1.1.1.4
	netbsd-10-0-RC3:1.1.1.4
	netbsd-10-0-RC2:1.1.1.4
	netbsd-10-0-RC1:1.1.1.4
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	cjep_sun2x-base:1.1.1.4
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	pgoyette-compat:1.1.1.2.0.14
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	clang-309604:1.1.1.2
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	netbsd-7-nhusb-base-20170116:1.1.1.1
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	bouyer-socketcan-base:1.1.1.2
	clang-291444:1.1.1.2
	pgoyette-localcount-20170107:1.1.1.2
	netbsd-7-1-RC1:1.1.1.1
	pgoyette-localcount-20161104:1.1.1.2
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	localcount-20160914:1.1.1.2
	netbsd-7-nhusb:1.1.1.1.0.12
	netbsd-7-nhusb-base:1.1.1.1
	clang-280599:1.1.1.2
	pgoyette-localcount-20160806:1.1.1.2
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	pgoyette-localcount:1.1.1.2.0.2
	pgoyette-localcount-base:1.1.1.2
	netbsd-7-0-1-RELEASE:1.1.1.1
	clang-261930:1.1.1.2
	netbsd-7-0:1.1.1.1.0.10
	netbsd-7-0-RELEASE:1.1.1.1
	netbsd-7-0-RC3:1.1.1.1
	netbsd-7-0-RC2:1.1.1.1
	netbsd-7-0-RC1:1.1.1.1
	clang-237755:1.1.1.1
	clang-232565:1.1.1.1
	clang-227398:1.1.1.1
	tls-maxphys-base:1.1.1.1
	tls-maxphys:1.1.1.1.0.8
	netbsd-7:1.1.1.1.0.6
	netbsd-7-base:1.1.1.1
	clang-215315:1.1.1.1
	clang-209886:1.1.1.1
	yamt-pagecache:1.1.1.1.0.4
	yamt-pagecache-base9:1.1.1.1
	tls-earlyentropy:1.1.1.1.0.2
	tls-earlyentropy-base:1.1.1.1
	riastradh-xf86-video-intel-2-7-1-pre-2-21-15:1.1.1.1
	riastradh-drm2-base3:1.1.1.1
	clang-202566:1.1.1.1
	clang-201163:1.1.1.1
	clang-199312:1.1.1.1
	clang-198450:1.1.1.1
	clang-196603:1.1.1.1
	clang-195771:1.1.1.1
	LLVM:1.1.1;
locks; strict;
comment	@// @;


1.1
date	2013.11.28.14.14.58;	author joerg;	state Exp;
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1.1.1.2
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1.1.1.1.4.1
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1.1.1.2.16.1
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1.1.1.2.16.2
date	2020.04.13.07.47.29;	author martin;	state dead;
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desc
@@


1.1
log
@Initial revision
@
text
@// RUN: %clang_cc1 -triple=x86_64-none-none -Wpadded -Wpacked -verify %s -emit-llvm-only

struct S1 {
  char c;
  short s; // expected-warning {{padding struct 'S1' with 1 byte to align 's'}}
  long l; // expected-warning {{padding struct 'S1' with 4 bytes to align 'l'}}
};

struct S2 { // expected-warning {{padding size of 'S2' with 3 bytes to alignment boundary}}
  int i;
  char c;
};

struct S3 {
  char c;
  int i;
} __attribute__((packed));

struct S4 {
  int i; // expected-warning {{packed attribute is unnecessary for 'i'}}
  char c;
} __attribute__((packed));

struct S5 {
  char c;
  union {
    char c;
    int i;
  } u; // expected-warning {{padding struct 'S5' with 3 bytes to align 'u'}}
};

struct S6 { // expected-warning {{padding size of 'S6' with 30 bits to alignment boundary}}
  int i : 2;
};

struct S7 { // expected-warning {{padding size of 'S7' with 7 bytes to alignment boundary}}
  char c;
  virtual void m();
};

struct B {
  char c;
};

struct S8 : B {
  int i; // expected-warning {{padding struct 'S8' with 3 bytes to align 'i'}}
};

struct S9 { // expected-warning {{packed attribute is unnecessary for 'S9'}}
  int x; // expected-warning {{packed attribute is unnecessary for 'x'}}
  int y; // expected-warning {{packed attribute is unnecessary for 'y'}}
} __attribute__((packed));

struct S10 { // expected-warning {{packed attribute is unnecessary for 'S10'}}
  int x; // expected-warning {{packed attribute is unnecessary for 'x'}}
  char a,b,c,d;
} __attribute__((packed));


struct S11 {
  bool x;
  char a,b,c,d;
} __attribute__((packed));

struct S12 {
  bool b : 1;
  char c; // expected-warning {{padding struct 'S12' with 7 bits to align 'c'}}
};

struct S13 { // expected-warning {{padding size of 'S13' with 6 bits to alignment boundary}}
  char c;
  bool b : 10; // expected-warning {{size of bit-field 'b' (10 bits) exceeds the size of its type}}
};

// The warnings are emitted when the layout of the structs is computed, so we have to use them.
void f(S1*, S2*, S3*, S4*, S5*, S6*, S7*, S8*, S9*, S10*, S11*, S12*, S13*) { }
@


1.1.1.1
log
@Import Clang 3.4rc1 r195771.
@
text
@@


1.1.1.2
log
@Import Clang 3.8.0rc3 r261930.
@
text
@d72 1
a72 1
  bool b : 10;
@


1.1.1.2.16.1
log
@Sync with HEAD
@
text
@d20 1
a20 1
  int i;
d49 3
a51 3
struct S9 {
  int x;
  int y;
d54 2
a55 2
struct S10 {
  int x;
d60 1
a60 1
struct S11 { // expected-warning {{packed attribute is unnecessary for 'S11'}}
a74 75
struct S14 { // expected-warning {{packed attribute is unnecessary for 'S14'}}
  char a,b,c,d;
} __attribute__((packed));

struct S15 { // expected-warning {{packed attribute is unnecessary for 'S15'}}
  struct S14 s;
  char a;
} __attribute__((packed));

struct S16 { // expected-warning {{padding size of 'S16' with 2 bytes to alignment boundary}} expected-warning {{packed attribute is unnecessary for 'S16'}}
  char a,b;
} __attribute__((packed, aligned(4)));

struct S17 {
  struct S16 s;
  char a,b;
} __attribute__((packed, aligned(2)));

struct S18 { // expected-warning {{padding size of 'S18' with 2 bytes to alignment boundary}} expected-warning {{packed attribute is unnecessary for 'S18'}}
  struct S16 s;
  char a,b;
} __attribute__((packed, aligned(4)));

struct S19 { // expected-warning {{packed attribute is unnecessary for 'S19'}}
  bool b;
  char a;
} __attribute__((packed, aligned(1)));

struct S20 {
  int i;
  char a;
} __attribute__((packed, aligned(1)));

struct S21 { // expected-warning {{padding size of 'S21' with 4 bits to alignment boundary}}
  unsigned char a : 6;
  unsigned char b : 6;
} __attribute__((packed, aligned(1)));

struct S22 { // expected-warning {{packed attribute is unnecessary for 'S22'}}
  unsigned char a : 4;
  unsigned char b : 4;
} __attribute__((packed));

struct S23 { // expected-warning {{padding size of 'S23' with 4 bits to alignment boundary}} expected-warning {{packed attribute is unnecessary for 'S23'}}
  unsigned char a : 2;
  unsigned char b : 2;
} __attribute__((packed));

struct S24 {
  unsigned char a : 6;
  unsigned char b : 6;
  unsigned char c : 6;
  unsigned char d : 6;
  unsigned char e : 6;
  unsigned char f : 6;
  unsigned char g : 6;
  unsigned char h : 6;
} __attribute__((packed));

struct S25 { // expected-warning {{padding size of 'S25' with 7 bits to alignment boundary}} expected-warning {{packed attribute is unnecessary for 'S25'}}
  unsigned char a;
  unsigned char b : 1;
} __attribute__((packed));

struct S26 { // expected-warning {{packed attribute is unnecessary for 'S26'}}
  unsigned char a : 1;
  unsigned char b; //expected-warning {{padding struct 'S26' with 7 bits to align 'b'}}
} __attribute__((packed));

struct S27 { // expected-warning {{padding size of 'S27' with 7 bits to alignment boundary}}
  unsigned char a : 1;
  unsigned char b : 8;
} __attribute__((packed));


d76 1
a76 3
void f(S1*, S2*, S3*, S4*, S5*, S6*, S7*, S8*, S9*, S10*, S11*, S12*, S13*,
       S14*, S15*, S16*, S17*, S18*, S19*, S20*, S21*, S22*, S23*, S24*, S25*,
       S26*, S27*){}
@


1.1.1.2.16.2
log
@Mostly merge changes from HEAD upto 20200411
@
text
@@


1.1.1.2.14.1
log
@Sync with HEAD
@
text
@d20 1
a20 1
  int i;
d49 3
a51 3
struct S9 {
  int x;
  int y;
d54 2
a55 2
struct S10 {
  int x;
d60 1
a60 1
struct S11 { // expected-warning {{packed attribute is unnecessary for 'S11'}}
a74 75
struct S14 { // expected-warning {{packed attribute is unnecessary for 'S14'}}
  char a,b,c,d;
} __attribute__((packed));

struct S15 { // expected-warning {{packed attribute is unnecessary for 'S15'}}
  struct S14 s;
  char a;
} __attribute__((packed));

struct S16 { // expected-warning {{padding size of 'S16' with 2 bytes to alignment boundary}} expected-warning {{packed attribute is unnecessary for 'S16'}}
  char a,b;
} __attribute__((packed, aligned(4)));

struct S17 {
  struct S16 s;
  char a,b;
} __attribute__((packed, aligned(2)));

struct S18 { // expected-warning {{padding size of 'S18' with 2 bytes to alignment boundary}} expected-warning {{packed attribute is unnecessary for 'S18'}}
  struct S16 s;
  char a,b;
} __attribute__((packed, aligned(4)));

struct S19 { // expected-warning {{packed attribute is unnecessary for 'S19'}}
  bool b;
  char a;
} __attribute__((packed, aligned(1)));

struct S20 {
  int i;
  char a;
} __attribute__((packed, aligned(1)));

struct S21 { // expected-warning {{padding size of 'S21' with 4 bits to alignment boundary}}
  unsigned char a : 6;
  unsigned char b : 6;
} __attribute__((packed, aligned(1)));

struct S22 { // expected-warning {{packed attribute is unnecessary for 'S22'}}
  unsigned char a : 4;
  unsigned char b : 4;
} __attribute__((packed));

struct S23 { // expected-warning {{padding size of 'S23' with 4 bits to alignment boundary}} expected-warning {{packed attribute is unnecessary for 'S23'}}
  unsigned char a : 2;
  unsigned char b : 2;
} __attribute__((packed));

struct S24 {
  unsigned char a : 6;
  unsigned char b : 6;
  unsigned char c : 6;
  unsigned char d : 6;
  unsigned char e : 6;
  unsigned char f : 6;
  unsigned char g : 6;
  unsigned char h : 6;
} __attribute__((packed));

struct S25 { // expected-warning {{padding size of 'S25' with 7 bits to alignment boundary}} expected-warning {{packed attribute is unnecessary for 'S25'}}
  unsigned char a;
  unsigned char b : 1;
} __attribute__((packed));

struct S26 { // expected-warning {{packed attribute is unnecessary for 'S26'}}
  unsigned char a : 1;
  unsigned char b; //expected-warning {{padding struct 'S26' with 7 bits to align 'b'}}
} __attribute__((packed));

struct S27 { // expected-warning {{padding size of 'S27' with 7 bits to alignment boundary}}
  unsigned char a : 1;
  unsigned char b : 8;
} __attribute__((packed));


d76 1
a76 3
void f(S1*, S2*, S3*, S4*, S5*, S6*, S7*, S8*, S9*, S10*, S11*, S12*, S13*,
       S14*, S15*, S16*, S17*, S18*, S19*, S20*, S21*, S22*, S23*, S24*, S25*,
       S26*, S27*){}
@


1.1.1.3
log
@Import clang r337282 from trunk
@
text
@d20 1
a20 1
  int i;
d49 3
a51 3
struct S9 {
  int x;
  int y;
d54 2
a55 2
struct S10 {
  int x;
d60 1
a60 1
struct S11 { // expected-warning {{packed attribute is unnecessary for 'S11'}}
a74 75
struct S14 { // expected-warning {{packed attribute is unnecessary for 'S14'}}
  char a,b,c,d;
} __attribute__((packed));

struct S15 { // expected-warning {{packed attribute is unnecessary for 'S15'}}
  struct S14 s;
  char a;
} __attribute__((packed));

struct S16 { // expected-warning {{padding size of 'S16' with 2 bytes to alignment boundary}} expected-warning {{packed attribute is unnecessary for 'S16'}}
  char a,b;
} __attribute__((packed, aligned(4)));

struct S17 {
  struct S16 s;
  char a,b;
} __attribute__((packed, aligned(2)));

struct S18 { // expected-warning {{padding size of 'S18' with 2 bytes to alignment boundary}} expected-warning {{packed attribute is unnecessary for 'S18'}}
  struct S16 s;
  char a,b;
} __attribute__((packed, aligned(4)));

struct S19 { // expected-warning {{packed attribute is unnecessary for 'S19'}}
  bool b;
  char a;
} __attribute__((packed, aligned(1)));

struct S20 {
  int i;
  char a;
} __attribute__((packed, aligned(1)));

struct S21 { // expected-warning {{padding size of 'S21' with 4 bits to alignment boundary}}
  unsigned char a : 6;
  unsigned char b : 6;
} __attribute__((packed, aligned(1)));

struct S22 { // expected-warning {{packed attribute is unnecessary for 'S22'}}
  unsigned char a : 4;
  unsigned char b : 4;
} __attribute__((packed));

struct S23 { // expected-warning {{padding size of 'S23' with 4 bits to alignment boundary}} expected-warning {{packed attribute is unnecessary for 'S23'}}
  unsigned char a : 2;
  unsigned char b : 2;
} __attribute__((packed));

struct S24 {
  unsigned char a : 6;
  unsigned char b : 6;
  unsigned char c : 6;
  unsigned char d : 6;
  unsigned char e : 6;
  unsigned char f : 6;
  unsigned char g : 6;
  unsigned char h : 6;
} __attribute__((packed));

struct S25 { // expected-warning {{padding size of 'S25' with 7 bits to alignment boundary}} expected-warning {{packed attribute is unnecessary for 'S25'}}
  unsigned char a;
  unsigned char b : 1;
} __attribute__((packed));

struct S26 { // expected-warning {{packed attribute is unnecessary for 'S26'}}
  unsigned char a : 1;
  unsigned char b; //expected-warning {{padding struct 'S26' with 7 bits to align 'b'}}
} __attribute__((packed));

struct S27 { // expected-warning {{padding size of 'S27' with 7 bits to alignment boundary}}
  unsigned char a : 1;
  unsigned char b : 8;
} __attribute__((packed));


d76 1
a76 3
void f(S1*, S2*, S3*, S4*, S5*, S6*, S7*, S8*, S9*, S10*, S11*, S12*, S13*,
       S14*, S15*, S16*, S17*, S18*, S19*, S20*, S21*, S22*, S23*, S24*, S25*,
       S26*, S27*){}
@


1.1.1.4
log
@Mark old LLVM instance as dead.
@
text
@@


1.1.1.1.8.1
log
@file warn-padded-packed.cpp was added on branch tls-maxphys on 2014-08-19 23:47:59 +0000
@
text
@d1 76
@


1.1.1.1.8.2
log
@Rebase to HEAD as of a few days ago.
@
text
@a0 76
// RUN: %clang_cc1 -triple=x86_64-none-none -Wpadded -Wpacked -verify %s -emit-llvm-only

struct S1 {
  char c;
  short s; // expected-warning {{padding struct 'S1' with 1 byte to align 's'}}
  long l; // expected-warning {{padding struct 'S1' with 4 bytes to align 'l'}}
};

struct S2 { // expected-warning {{padding size of 'S2' with 3 bytes to alignment boundary}}
  int i;
  char c;
};

struct S3 {
  char c;
  int i;
} __attribute__((packed));

struct S4 {
  int i; // expected-warning {{packed attribute is unnecessary for 'i'}}
  char c;
} __attribute__((packed));

struct S5 {
  char c;
  union {
    char c;
    int i;
  } u; // expected-warning {{padding struct 'S5' with 3 bytes to align 'u'}}
};

struct S6 { // expected-warning {{padding size of 'S6' with 30 bits to alignment boundary}}
  int i : 2;
};

struct S7 { // expected-warning {{padding size of 'S7' with 7 bytes to alignment boundary}}
  char c;
  virtual void m();
};

struct B {
  char c;
};

struct S8 : B {
  int i; // expected-warning {{padding struct 'S8' with 3 bytes to align 'i'}}
};

struct S9 { // expected-warning {{packed attribute is unnecessary for 'S9'}}
  int x; // expected-warning {{packed attribute is unnecessary for 'x'}}
  int y; // expected-warning {{packed attribute is unnecessary for 'y'}}
} __attribute__((packed));

struct S10 { // expected-warning {{packed attribute is unnecessary for 'S10'}}
  int x; // expected-warning {{packed attribute is unnecessary for 'x'}}
  char a,b,c,d;
} __attribute__((packed));


struct S11 {
  bool x;
  char a,b,c,d;
} __attribute__((packed));

struct S12 {
  bool b : 1;
  char c; // expected-warning {{padding struct 'S12' with 7 bits to align 'c'}}
};

struct S13 { // expected-warning {{padding size of 'S13' with 6 bits to alignment boundary}}
  char c;
  bool b : 10; // expected-warning {{size of bit-field 'b' (10 bits) exceeds the size of its type}}
};

// The warnings are emitted when the layout of the structs is computed, so we have to use them.
void f(S1*, S2*, S3*, S4*, S5*, S6*, S7*, S8*, S9*, S10*, S11*, S12*, S13*) { }
@


1.1.1.1.4.1
log
@file warn-padded-packed.cpp was added on branch yamt-pagecache on 2014-05-22 16:18:57 +0000
@
text
@d1 76
@


1.1.1.1.4.2
log
@sync with head.

for a reference, the tree before this commit was tagged
as yamt-pagecache-tag8.

this commit was splitted into small chunks to avoid
a limitation of cvs.  ("Protocol error: too many arguments")
@
text
@a0 76
// RUN: %clang_cc1 -triple=x86_64-none-none -Wpadded -Wpacked -verify %s -emit-llvm-only

struct S1 {
  char c;
  short s; // expected-warning {{padding struct 'S1' with 1 byte to align 's'}}
  long l; // expected-warning {{padding struct 'S1' with 4 bytes to align 'l'}}
};

struct S2 { // expected-warning {{padding size of 'S2' with 3 bytes to alignment boundary}}
  int i;
  char c;
};

struct S3 {
  char c;
  int i;
} __attribute__((packed));

struct S4 {
  int i; // expected-warning {{packed attribute is unnecessary for 'i'}}
  char c;
} __attribute__((packed));

struct S5 {
  char c;
  union {
    char c;
    int i;
  } u; // expected-warning {{padding struct 'S5' with 3 bytes to align 'u'}}
};

struct S6 { // expected-warning {{padding size of 'S6' with 30 bits to alignment boundary}}
  int i : 2;
};

struct S7 { // expected-warning {{padding size of 'S7' with 7 bytes to alignment boundary}}
  char c;
  virtual void m();
};

struct B {
  char c;
};

struct S8 : B {
  int i; // expected-warning {{padding struct 'S8' with 3 bytes to align 'i'}}
};

struct S9 { // expected-warning {{packed attribute is unnecessary for 'S9'}}
  int x; // expected-warning {{packed attribute is unnecessary for 'x'}}
  int y; // expected-warning {{packed attribute is unnecessary for 'y'}}
} __attribute__((packed));

struct S10 { // expected-warning {{packed attribute is unnecessary for 'S10'}}
  int x; // expected-warning {{packed attribute is unnecessary for 'x'}}
  char a,b,c,d;
} __attribute__((packed));


struct S11 {
  bool x;
  char a,b,c,d;
} __attribute__((packed));

struct S12 {
  bool b : 1;
  char c; // expected-warning {{padding struct 'S12' with 7 bits to align 'c'}}
};

struct S13 { // expected-warning {{padding size of 'S13' with 6 bits to alignment boundary}}
  char c;
  bool b : 10; // expected-warning {{size of bit-field 'b' (10 bits) exceeds the size of its type}}
};

// The warnings are emitted when the layout of the structs is computed, so we have to use them.
void f(S1*, S2*, S3*, S4*, S5*, S6*, S7*, S8*, S9*, S10*, S11*, S12*, S13*) { }
@