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97a871041e
path, not the indirect targets. Fixes: PR45565. Differential Revision: https://reviews.llvm.org/D78341
84 lines
1.9 KiB
LLVM
84 lines
1.9 KiB
LLVM
; RUN: not llvm-as < %s -o /dev/null 2>&1 | FileCheck %s
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define i32 @f1(i32 %x) {
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%y = add i32 %z, 1
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%z = add i32 %x, 1
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ret i32 %y
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; CHECK: Instruction does not dominate all uses!
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; CHECK-NEXT: %z = add i32 %x, 1
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; CHECK-NEXT: %y = add i32 %z, 1
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}
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declare i32 @g()
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define void @f2(i32 %x) personality i32 ()* @g {
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bb0:
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%y1 = invoke i32 @g() to label %bb1 unwind label %bb2
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bb1:
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ret void
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bb2:
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%y2 = phi i32 [%y1, %bb0]
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%y3 = landingpad i32
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cleanup
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ret void
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; CHECK: Instruction does not dominate all uses!
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; CHECK-NEXT: %y1 = invoke i32 @g()
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; CHECK-NEXT: to label %bb1 unwind label %bb2
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; CHECK-NEXT: %y2 = phi i32 [ %y1, %bb0 ]
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}
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define void @f3(i32 %x) personality i32 ()* @g {
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bb0:
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%y1 = invoke i32 @g() to label %bb1 unwind label %bb2
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bb1:
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ret void
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bb2:
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%y2 = landingpad i32
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cleanup
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br label %bb3
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bb3:
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%y3 = phi i32 [%y1, %bb2]
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ret void
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; CHECK: Instruction does not dominate all uses!
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; CHECK-NEXT: %y1 = invoke i32 @g()
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; CHECK-NEXT: to label %bb1 unwind label %bb2
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; CHECK-NEXT: %y3 = phi i32 [ %y1, %bb2 ]
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}
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define void @f4(i32 %x) {
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bb0:
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br label %bb1
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bb1:
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%y3 = phi i32 [%y1, %bb0]
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%y1 = add i32 %x, 1
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ret void
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; CHECK: Instruction does not dominate all uses!
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; CHECK-NEXT: %y1 = add i32 %x, 1
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; CHECK-NEXT: %y3 = phi i32 [ %y1, %bb0 ]
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}
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define void @f5() {
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entry:
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br label %next
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next:
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%y = phi i32 [ 0, %entry ]
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%x = phi i32 [ %y, %entry ]
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ret void
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; CHECK: Instruction does not dominate all uses!
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; CHECK-NEXT: %y = phi i32 [ 0, %entry ]
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; CHECK-NEXT: %x = phi i32 [ %y, %entry ]
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}
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define i32 @f6(i32 %x) {
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bb0:
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%y1 = callbr i32 asm "", "=r"() to label %bb1 [label %bb2]
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bb1:
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ret i32 0
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bb2:
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ret i32 %y1
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; CHECK: Instruction does not dominate all uses!
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; CHECK-NEXT: %y1 = callbr i32 asm "", "=r"()
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; CHECK-NEXT: to label %bb1 [label %bb2]
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; CHECK-NEXT: ret i32 %y1
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}
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