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Testcase for llvm-gcc 64510. 

llvm-svn: 64511
This commit is contained in:
Dale Johannesen 2009-02-14 00:19:28 +00:00
parent 10251c91a8
commit 6e1b2e36a5
1 changed files with 13 additions and 0 deletions
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llvm/test/FrontendC/2009-02-13-zerosize-union-field.c Normal file
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// RUN: %llvmgcc %s -m32 -S -o - | grep {i32 1} | count 1
// RUN: %llvmgcc %s -m32 -S -o - | grep {i32 4} | count 2
// Every printf has 'i32 0' for the GEP of the string; no point counting those.
typedef unsigned int Foo __attribute__((aligned(32)));
typedef union{Foo:0;}a;
typedef union{int x; Foo:0;}b;
extern int printf(const char*, ...);
main() {
printf("%ld\n", sizeof(a));
printf("%ld\n", __alignof__(a));
printf("%ld\n", sizeof(b));
printf("%ld\n", __alignof__(b));
}