[clang] [HLSL] Implement support for HLSL intrinsic - select (PR #107129)

[Damyan Pepper via cfe-commits]

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@@ -0,0 +1,76 @@
+// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple \
+// RUN:   dxil-pc-shadermodel6.3-library %s -emit-llvm -disable-llvm-passes \
+// RUN:   -o - | FileCheck %s --check-prefixes=CHECK
+
+// CHECK: %hlsl.select = select i1
+// CHECK: ret i32 %hlsl.select
+int test_select_bool_int(bool cond0, int tVal, int fVal) { return select<int>(cond0, tVal, fVal); }
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damyanp wrote:

nit: https://llvm.org/docs/CodingStandards.html#source-code-width

these would be easier to read in the github PR UI if it were formatted to 80 columns.

https://github.com/llvm/llvm-project/pull/107129