1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; 3; Verify that wcslen calls with a constant argument of a nonintegral type 4; of the same size as wchar_t or bigger doesn't cause trouble and is folded 5; as expected. 6; 7; RUN: opt < %s -passes=instcombine -S | FileCheck %s 8 9!llvm.module.flags = !{!0} 10!0 = !{i32 1, !"wchar_size", i32 4} 11 12declare i64 @wcslen(ptr) 13 14@af = constant [2 x float] [float 0x3FF3B2FEC0000000, float 0.0] 15 16; TODO: Fold wcslen(af) to a constant. 17 18define i64 @fold_af() { 19; CHECK-LABEL: @fold_af( 20; CHECK-NEXT: [[N:%.*]] = call i64 @wcslen(ptr nonnull @af) 21; CHECK-NEXT: ret i64 [[N]] 22; 23 %n = call i64 @wcslen(ptr @af) 24 ret i64 %n 25} 26 27; TODO: Likewise, fold wcslen(as) to a constant. 28 29%struct.S = type { i32 } 30@aS = constant [3 x %struct.S] [%struct.S { i32 2 }, %struct.S { i32 1 }, %struct.S zeroinitializer] 31 32define i64 @fold_aS() { 33; CHECK-LABEL: @fold_aS( 34; CHECK-NEXT: [[N:%.*]] = call i64 @wcslen(ptr nonnull @aS) 35; CHECK-NEXT: ret i64 [[N]] 36; 37 %n = call i64 @wcslen(ptr @aS) 38 ret i64 %n 39} 40