Add a test showing the problem in r228939.

If an EH table is printed in between the function and the jump table we would
fail to switch back to the text section to print the jump table.

llvm-svn: 229580

llvm/test/CodeGen/X86/global-sections.ll

@@ -41,6 +41,45 @@ bb5:
 ; LINUX-SECTIONS-NEXT: .cfi_endproc
 ; LINUX-SECTIONS-NEXT: .section        .rodata.F2,"a",@progbits
 
+declare void @G()
+
+define void @F3(i32 %y) {
+bb0:
+  invoke void @G()
+          to label %bb2 unwind label %bb1
+bb1:
+  landingpad { i8*, i32 } personality i8* bitcast (void ()* @G to i8*)
+          catch i8* null
+  br label %bb2
+bb2:
+
+switch i32 %y, label %bb7 [
+    i32 1, label %bb3
+    i32 2, label %bb4
+    i32 3, label %bb5
+    i32 4, label %bb6
+  ]
+bb3:
+  ret void
+bb4:
+  ret void
+bb5:
+  ret void
+bb6:
+  ret void
+bb7:
+  ret void
+}
+
+; DARWIN64: _F3:
+; DARWIN64: .cfi_endproc
+; DARWIN64-NEXT: Leh_func_end
+; DARWIN64-NEXT: .section        __TEXT,__gcc_except_tab
+; DARWIN64-NOT: .section
+; DARWIN64: .section        __TEXT,__text,regular,pure_instructions
+; DARWIN64-NOT: .section
+; DARWIN64: LJTI{{.*}}:
+
 ; int G1;
 @G1 = common global i32 0