[clang] [CIR] Integral types; simple global variables (PR #118743)

[Erich Keane via cfe-commits]

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@@ -0,0 +1,53 @@
+// Global variables of intergal types
+// RUN: %clang_cc1 -std=c++20 -triple x86_64-unknown-linux-gnu -fclangir -emit-cir %s -o -  | FileCheck %s
+
+char c;
+// CHECK: cir.global @c : !cir.int<s, 8>
+
+signed char sc;
+// CHECK: cir.global @sc : !cir.int<s, 8>
+
+unsigned char uc;
+// CHECK: cir.global @uc : !cir.int<u, 8>
+
+short ss;
+// CHECK: cir.global @ss : !cir.int<s, 16>
+
+unsigned short us;
+// CHECK: cir.global @us : !cir.int<u, 16>
+
+int si;
+// CHECK: cir.global @si : !cir.int<s, 32>
+
+unsigned ui;
+// CHECK: cir.global @ui : !cir.int<u, 32>
+
+long sl;
+// CHECK: cir.global @sl : !cir.int<s, 64>
+
+unsigned long ul;
+// CHECK: cir.global @ul : !cir.int<u, 64>
+
+long long sll;
+// CHECK: cir.global @sll : !cir.int<s, 64>
+
+unsigned long long ull;
+// CHECK: cir.global @ull : !cir.int<u, 64>
+
+__int128 s128;
+// CHECK: cir.global @s128 : !cir.int<s, 128>
+
+unsigned __int128 u128;
+// CHECK: cir.global @u128 : !cir.int<u, 128>
+
+wchar_t wc;
+// CHECK: cir.global @wc : !cir.int<s, 32>
+
+char8_t c8;
+// CHECK: cir.global @c8 : !cir.int<u, 8>
+
+char16_t c16;
+// CHECK: cir.global @c16 : !cir.int<u, 16>
+
+char32_t c32;
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erichkeane wrote:

Can you do the saturated types as well?  I see them listed in your switch above.

https://github.com/llvm/llvm-project/pull/118743