1 ; An integer truncation to i1 should be done with an and instruction to make
2 ; sure only the LSBit survives. Test that this is the case both for a returned
3 ; value and as the operand of a branch.
4 ; RUN: llvm-as < %s | llc -march=x86 | grep {\\(and\\)\\|\\(test.*\\\$1\\)} | \
7 define i1 @test1(i32 %X) zeroext {
8 %Y = trunc i32 %X to i1
12 define i1 @test2(i32 %val, i32 %mask) {
14 %shifted = ashr i32 %val, %mask
15 %anded = and i32 %shifted, 1
16 %trunced = trunc i32 %anded to i1
17 br i1 %trunced, label %ret_true, label %ret_false
24 define i32 @test3(i8* %ptr) {
26 %tmp = trunc i8 %val to i1
27 br i1 %tmp, label %cond_true, label %cond_false
34 define i32 @test4(i8* %ptr) {
35 %tmp = ptrtoint i8* %ptr to i1
36 br i1 %tmp, label %cond_true, label %cond_false
43 define i32 @test6(double %d) {
44 %tmp = fptosi double %d to i1
45 br i1 %tmp, label %cond_true, label %cond_false