llc crash on clang varargs output #3050
Description
| Bugzilla Link | 2678 |
| Resolution | DUPLICATE |
| Resolved on | Aug 14, 2008 14:02 |
| Version | unspecified |
| OS | Linux |
Extended Description
This is seen on r54780 on Ubuntu Feisty on ia32.
[regehr@babel tmp7]$ clang small.c --emit-llvm -o - | llvm-as | opt -std-compile-opts | llc
small.c:7:1: warning: excess elements in array initializer
80725.22};
^~~~~~~~
1 diagnostic generated.
llc: ValueTypes.cpp:109: static llvm::MVT llvm::MVT::getMVT(const llvm::Type*, bool): Assertion `0 && "Unknown type!"' failed.
llc[0x893bdb4]
/lib/tls/i686/cmov/libc.so.6(abort+0x101)[0xb7cf3641]
/lib/tls/i686/cmov/libc.so.6(__assert_fail+0xfb)[0xb7ceb43b]
llc(_ZN4llvm3MVT6getMVTEPKNS_4TypeEb+0x50d)[0x88e68dd]
Aborted (core dumped)
[regehr@babel tmp7]$ cat small.c
#include <stdarg.h>
static union tt3
{
}
t12 =
{
80725.22};
static struct tt1
{
};
float
callee_t0f (float tp2, union tt3 tp3, ...)
{
va_list ap;
typedef struct tt1 td0;
td0 t13;
t13 = va_arg (ap, td0);
}