http://llvm.org/bugs/show_bug.cgi?id=3292
Summary: Assertion `i*2 < getNumOperands() && "Invalid value
number!"' failed.
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]
Seen using r61781 on Ubuntu Hardy on x86.
Versions before and including 61492 are fine, later versions display this bug.
reg...@john-home:~/volatile/tmp111$ llvm-gcc -O2 small.c
cc1: /home/regehr/llvm/include/llvm/Instructions.h:1928: llvm::Value*
llvm::PHINode::getIncomingValue(unsigned int) const: Assertion `i*2 <
getNumOperands() && "Invalid value number!"' failed.
small.c:36: 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/tmp111$ cat small.c
unsigned safe_sub_func_int64_t_s_s (int _si1, unsigned _si2)
{
return ((_si1 ^ _si2) & (-_si2 ^ _si2)) < 0 ? : _si1 - _si2;
}
unsigned g_24;
unsigned g_30;
unsigned g_94;
unsigned func_25 (int p_27, unsigned p_29, unsigned p_31, unsigned p_33,
unsigned p_34)
{
return g_24;
}
int func_40 (int p_42, int p_43)
{
unsigned l_45 = 0;
for (g_30 = 1; g_30; g_30 = g_30 - 1)
{
unsigned l_47 = 0;
for (g_30 = 19; g_30; g_30 = safe_sub_func_int64_t_s_s (g_30, 1))
{
unsigned l_46 = 0;
if (func_25 (l_45, l_46, l_46, l_47, 1))
return 1;
}
}
return g_30;
}
void func_15 (int p_16)
{
unsigned l_20 = 0;
func_40 (g_94, l_20);
}
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