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; RUN: llc < %s -march=c
; Check that uadd and sadd with overflow are handled by C Backend.
%0 = type { i32, i1 } ; type %0
define i1 @func1(i32 zeroext %v1, i32 zeroext %v2) nounwind {
entry:
%t = call %0 @llvm.uadd.with.overflow.i32(i32 %v1, i32 %v2) ; <%0> [#uses=1]
%obit = extractvalue %0 %t, 1 ; <i1> [#uses=1]
br i1 %obit, label %carry, label %normal
normal: ; preds = %entry
ret i1 true
carry: ; preds = %entry
ret i1 false
}
define i1 @func2(i32 signext %v1, i32 signext %v2) nounwind {
entry:
%t = call %0 @llvm.sadd.with.overflow.i32(i32 %v1, i32 %v2) ; <%0> [#uses=1]
%obit = extractvalue %0 %t, 1 ; <i1> [#uses=1]
br i1 %obit, label %carry, label %normal
normal: ; preds = %entry
ret i1 true
carry: ; preds = %entry
ret i1 false
}
declare %0 @llvm.sadd.with.overflow.i32(i32, i32) nounwind
declare %0 @llvm.uadd.with.overflow.i32(i32, i32) nounwind
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