llvm-project/llvm/test/Transforms/SimplifyCFG/branch-fold-test.ll

17 lines
344 B
LLVM

; This test ensures that the simplifycfg pass continues to constant fold
; terminator instructions.
; RUN: llvm-upgrade < %s | llvm-as | opt -simplifycfg | not grep br
int %test(int %A, int %B) {
J:
%C = add int %A, 12
br bool true, label %L, label %K ; K is dead!
L:
%D = add int %C, %B
ret int %D
K:
%E = add int %C, %B
ret int %E
}