http://llvm.org/bugs/show_bug.cgi?id=3298
Summary: Assertion `New != this && "this-
>replaceAllUsesWith(this) is NOT valid!"'
Product: new-bugs
Version: unspecified
Platform: PC
OS/Version: Linux
Status: NEW
Severity: normal
Priority: P2
Component: new bugs
AssignedTo: [email protected]
ReportedBy: [email protected]
CC: [email protected]
This works up to and including r61492 on Ubuntu Hardy on x86, and breaks in
more recent versions.
reg...@john-home:~/volatile/tmp115$ llvm-gcc -O2 small.c
cc1: Value.cpp:317: void llvm::Value::replaceAllUsesWith(llvm::Value*):
Assertion `New != this && "this->replaceAllUsesWith(this) is NOT valid!"'
failed.
small.c:29: internal compiler error: Aborted
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://developer.apple.com/bugreporter> for instructions.
reg...@john-home:~/volatile/tmp115$ cat small.c
char
safe_div_func_char_s_s (char _si1, char _si2)
{
return 1 && _si2 ? : _si2;
}
int
safe_sub_func_int64_t_s_s (int _si1, int _si2)
{
return 1 << _si2;
}
int
func (int p_79, int p_80)
{
char l_82 = 1;
for (p_80 = 0; p_80;)
{
for (p_79 = 1; p_79 <= 0; p_79 = safe_sub_func_int64_t_s_s (p_79, 0)) {
l_82 = 0;
}
if (p_80) {
for (; p_80; p_80 = 1) {
safe_div_func_char_s_s (p_79, l_82);
}
}
}
return safe (l_82);
}
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