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TheRock/compiler/amd-llvm/llvm/test/tools/llvm-reduce/reduce-instructions-swifterror.ll
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derek.holloway 7502bf64a4
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

29 lines
1.1 KiB
LLVM

; RUN: llvm-reduce --abort-on-invalid-reduction --delta-passes=instructions --test FileCheck --test-arg --check-prefixes=CHECK,INTERESTING --test-arg %s --test-arg --input-file %s -o %t
; RUN: FileCheck -check-prefixes=CHECK,RESULT %s < %t
; Make sure verifier errors aren't produced from trying to delete
; swifterror instructions.
%swift_error = type { i64, i8 }
declare float @foo(ptr swifterror %error_ptr_ref)
; CHECK-LABEL: define float @caller(
; INTERESTING: call float @foo(
; RESULT: %error_ptr_ref = alloca swifterror ptr, align 8
; RESULT-NEXT: %call = call float @foo(ptr swifterror %error_ptr_ref)
; RESULT-NEXT: ret float
define float @caller(ptr %error_ref) {
entry:
%error_ptr_ref = alloca swifterror ptr
store ptr null, ptr %error_ptr_ref
%call = call float @foo(ptr swifterror %error_ptr_ref)
%error_from_foo = load ptr, ptr %error_ptr_ref
%had_error_from_foo = icmp ne ptr %error_from_foo, null
%v1 = getelementptr inbounds %swift_error, ptr %error_from_foo, i64 0, i32 1
%t = load i8, ptr %v1
store i8 %t, ptr %error_ref
ret float 1.0
}