1 ; RUN: llc < %s -mtriple=x86_64-- -mattr=-sse -O0 2 ; PR9675 3 4 define i32 @t() { 5 entry: 6 %i = alloca i32, align 4 7 store i32 1, i32* %i, align 4 8 fence seq_cst 9 %0 = atomicrmw sub i32* %i, i32 1 monotonic 10 fence seq_cst 11 ret i32 0 12 } 13
