http://llvm.org/bugs/show_bug.cgi?id=9448
Summary: likely dragonegg wrong code bug
Product: new-bugs
Version: trunk
Platform: PC
OS/Version: Linux
Status: NEW
Severity: normal
Priority: P
Component: new bugs
AssignedTo: [email protected]
ReportedBy: [email protected]
CC: [email protected]
This is seen on x64 Linux, using LLVM and Dragonegg from today.
$ gcc-4.5 -O0 -fplugin=/home/regehr/z/compiler-source/dragonegg/dragonegg.so
small.c
$ ./a.out
g_70 = 1
$ gcc-4.5 -O1 -fplugin=/home/regehr/z/compiler-source/dragonegg/dragonegg.so
small.c
$ ./a.out
g_70 = 0
$ clang -O0 small.c
$ ./a.out
g_70 = 1
$ cat small.c
struct S0 {
signed f0 : 10;
signed f1 : 21;
};
struct S0 g_70 = {0, 0};
int printf(const char *format, ...);
int main (int argc, char* argv[])
{
struct S0 l_464 = {1,1};
g_70 = l_464;
printf("g_70 = %d\n", g_70.f0);
return 0;
}
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