https://bugs.llvm.org/show_bug.cgi?id=49952
Bug ID: 49952
Summary: MMA - crash when ArgPromotion promotes pointer to
quad/pair types
Product: clang
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: release blocker
Priority: P
Component: C
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected], [email protected],
[email protected], [email protected],
[email protected]
Minimal test case:
static void __attribute__((noinline)) print_acc(__vector_quad *a) {
vector unsigned char a0[4];
__builtin_mma_disassemble_acc((void *)(a0), a);
print_values(a0[0]);
}
void test(__vector_quad *a, vector unsigned char ac) {
__builtin_mma_xvf32ger(a, ac, ac);
print_acc(a);
}
To reproduce:
clang -O3 -mcpu=pwr10 t.c -S
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