[ubsan] Make static check data non-const so it can be used for deduplication.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@171947 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/CGExpr.cpp

@@ -1992,7 +1992,7 @@ void CodeGenFunction::EmitCheck(llvm::Value *Checked, StringRef CheckName,
 
   llvm::Constant *Info = llvm::ConstantStruct::getAnon(StaticArgs);
   llvm::GlobalValue *InfoPtr =
-      new llvm::GlobalVariable(CGM.getModule(), Info->getType(), true,
+      new llvm::GlobalVariable(CGM.getModule(), Info->getType(), false,
                                llvm::GlobalVariable::PrivateLinkage, Info);
   InfoPtr->setUnnamedAddr(true);
 

test/CodeGen/catch-undef-behavior.c

@@ -5,7 +5,7 @@
 // CHECK: @[[INT:.*]] = private unnamed_addr constant { i16, i16, [6 x i8] } { i16 0, i16 11, [6 x i8] c"'int'\00" }
 
 // FIXME: When we only emit each type once, use [[INT]] more below.
-// CHECK: @[[LINE_100:.*]] = private unnamed_addr constant {{.*}}, i32 100, i32 5 {{.*}} @[[INT]], i64 4, i8 1
+// CHECK: @[[LINE_100:.*]] = private unnamed_addr global {{.*}}, i32 100, i32 5 {{.*}} @[[INT]], i64 4, i8 1
 // CHECK: @[[LINE_200:.*]] = {{.*}}, i32 200, i32 10 {{.*}}, i64 4, i8 0
 // CHECK: @[[LINE_300_A:.*]] = {{.*}}, i32 300, i32 12 {{.*}} @{{.*}}, {{.*}} @{{.*}}
 // CHECK: @[[LINE_300_B:.*]] = {{.*}}, i32 300, i32 12 {{.*}} @{{.*}}, {{.*}} @{{.*}}
@@ -19,7 +19,7 @@
 // CHECK: @[[LINE_800:.*]] = {{.*}}, i32 800, i32 12 {{.*}} @{{.*}} }
 // CHECK: @[[LINE_900:.*]] = {{.*}}, i32 900, i32 11 {{.*}} @{{.*}} }
 
-// CHECK-NULL: @[[LINE_100:.*]] = private unnamed_addr constant {{.*}}, i32 100, i32 5 {{.*}}
+// CHECK-NULL: @[[LINE_100:.*]] = private unnamed_addr global {{.*}}, i32 100, i32 5 {{.*}}
 
 // PR6805
 // CHECK: @foo

test/CodeGen/compound-assign-overflow.c

@@ -4,11 +4,11 @@
 #include <stdint.h>
 
 // CHECK: @[[INT:.*]] = private unnamed_addr constant { i16, i16, [6 x i8] } { i16 0, i16 11, [6 x i8] c"'int'\00" }
-// CHECK: @[[LINE_100:.*]] = private unnamed_addr constant {{.*}}, i32 100, i32 5 {{.*}} @[[INT]]
+// CHECK: @[[LINE_100:.*]] = private unnamed_addr global {{.*}}, i32 100, i32 5 {{.*}} @[[INT]]
 // CHECK: @[[UINT:.*]] = private unnamed_addr constant { i16, i16, [15 x i8] } { i16 0, i16 10, [15 x i8] c"'unsigned int'\00" }
-// CHECK: @[[LINE_200:.*]] = private unnamed_addr constant {{.*}}, i32 200, i32 5 {{.*}} @[[UINT]]
+// CHECK: @[[LINE_200:.*]] = private unnamed_addr global {{.*}}, i32 200, i32 5 {{.*}} @[[UINT]]
 // CHECK: @[[DIVINT:.*]] = private unnamed_addr constant { i16, i16, [6 x i8] } { i16 0, i16 11, [6 x i8] c"'int'\00" }
-// CHECK: @[[LINE_300:.*]] = private unnamed_addr constant {{.*}}, i32 300, i32 5 {{.*}} @[[DIVINT]]
+// CHECK: @[[LINE_300:.*]] = private unnamed_addr global {{.*}}, i32 300, i32 5 {{.*}} @[[DIVINT]]
 
 int32_t x;