http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58364
Bug ID: 58364
Summary: likely wrong code bug
Product: gcc
Version: 4.9.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: regehr at cs dot utah.edu
CC: chenyang at cs dot utah.edu
regehr@john-home ~/z/reduce/r107 $ gcc -O0 small.c ; ./a.out
regehr@john-home ~/z/reduce/r107 $ gcc -O1 small.c ; ./a.out
x
regehr@john-home ~/z/reduce/r107 $ cat small.c
int printf(const char *, ...);
int x3 (int x4) {
return x4 < 0 ? 1 : x4;
}
int x0 = 1, x1, x2;
int main (void) {
if (x3(x0 > x2 == (x1 = 0))) {
printf("x\n");
}
return 0;
}
regehr@john-home ~/z/reduce/r107 $ gcc -v
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/home/regehr/z/compiler-install/gcc-r202341-install/libexec/gcc/x86_64-unknown-linux-gnu/4.9.0/lto-wrapper
Target: x86_64-unknown-linux-gnu
Configured with: /home/regehr/z/compiler-source/gcc/configure
--prefix=/home/regehr/z/compiler-install/gcc-r202341-install
--enable-languages=c,c++ --disable-multilib
Thread model: posix
gcc version 4.9.0 20130906 (experimental) (GCC)
