[GlobalOpt] Add test where the initializer evaluation fails.

Test coverage for D145490.

diff --git a/llvm/test/Transforms/GlobalOpt/load-failed-to-evaluate-initializer.ll b/llvm/test/Transforms/GlobalOpt/load-failed-to-evaluate-initializer.ll
new file mode 100644 (file)
index 0000000..9ceac10
--- /dev/null
+++ b/llvm/test/Transforms/GlobalOpt/load-failed-to-evaluate-initializer.ll
@@ -0,0 +1,19 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
+; RUN: opt -passes=globalopt -S -debug %s 2>&1 | FileCheck %s
+
+; REQUIRES: asserts
+
+@g = internal global { double } { double 0x40E7606FBE1650A4 }
+
+; CHECK: Global SRA: Failed to evaluate initializer of @g =
+
+define [1 x double] @test () {
+; CHECK-LABEL: define [1 x double] @test() local_unnamed_addr {
+; CHECK-NEXT:  entry:
+; CHECK-NEXT:    [[L:%.*]] = load [1 x double], ptr @g, align 8
+; CHECK-NEXT:    ret [1 x double] [[L]]
+;
+entry:
+  %l = load [1 x double], ptr @g, align 8
+  ret [1 x double] %l
+}