[llvm] [llvm][ARM]Add widen strings pass (PR #107120)

[David Green via llvm-commits]

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@@ -0,0 +1,52 @@
+; RUN: opt < %s -mtriple=arm-arm-none-eabi -passes=globalopt -S | FileCheck %s
+target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
+target triple = "thumbv6m-arm-none-eabi"
+
+%struct.P = type { i32, [13 x i8] }
+
+; CHECK-NOT: [16 x i8]
+ at .str = private unnamed_addr constant [13 x i8] c"hello world\0A\00", align 1
+ at .str.1 = private unnamed_addr constant [4 x i8] c"%s\0A\00", align 1
+ at __ARM_use_no_argv = global i32 1, section ".ARM.use_no_argv", align 4
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davemgreen wrote:

Remove this one too, and generally try to clean up the tests. I would also run update_test_checks.py on them myself.

https://github.com/llvm/llvm-project/pull/107120