Make sure that all globals are internal, except for "start" functions.

tests_lit/reader_tests/alloca.ll

Index: tests_lit/reader_tests/alloca.ll
diff --git a/tests_lit/reader_tests/alloca.ll b/tests_lit/reader_tests/alloca.ll
index 0a314e0988ba8887620df8801d0db91173646032..034cc4fe0c784a10ff7bd480167700ecaf78b4a2 100644
--- a/tests_lit/reader_tests/alloca.ll
+++ b/tests_lit/reader_tests/alloca.ll
@@ -8,7 +8,7 @@
 
 ; Show examples where size is defined by a constant.
 
-define i32 @AllocaA0Size1() {
+define internal i32 @AllocaA0Size1() {
 entry:
   %array = alloca i8, i32 1
   %addr = ptrtoint i8* %array to i32
@@ -19,7 +19,7 @@ entry:
 ; CHECK-NEXT:   ret i32 %array
 }
 
-define i32 @AllocaA0Size2() {
+define internal i32 @AllocaA0Size2() {
 entry:
   %array = alloca i8, i32 2
   %addr = ptrtoint i8* %array to i32
@@ -30,7 +30,7 @@ entry:
 ; CHECK-NEXT:   ret i32 %array
 }
 
-define i32 @AllocaA0Size3() {
+define internal i32 @AllocaA0Size3() {
 entry:
   %array = alloca i8, i32 3
   %addr = ptrtoint i8* %array to i32
@@ -41,7 +41,7 @@ entry:
 ; CHECK-NEXT:   ret i32 %array
 }
 
-define i32 @AllocaA0Size4() {
+define internal i32 @AllocaA0Size4() {
 entry:
   %array = alloca i8, i32 4
   %addr = ptrtoint i8* %array to i32
@@ -52,7 +52,7 @@ entry:
 ; CHECK-NEXT:   ret i32 %array
 }
 
-define i32 @AllocaA1Size4(i32 %n) {
+define internal i32 @AllocaA1Size4(i32 %n) {
 entry:
   %array = alloca i8, i32 4, align 1
   %addr = ptrtoint i8* %array to i32
@@ -63,7 +63,7 @@ entry:
 ; CHECK-NEXT:   ret i32 %array
 }
 
-define i32 @AllocaA2Size4(i32 %n) {
+define internal i32 @AllocaA2Size4(i32 %n) {
 entry:
   %array = alloca i8, i32 4, align 2
   %addr = ptrtoint i8* %array to i32
@@ -74,7 +74,7 @@ entry:
 ; CHECK-NEXT:   ret i32 %array
 }
 
-define i32 @AllocaA8Size4(i32 %n) {
+define internal i32 @AllocaA8Size4(i32 %n) {
 entry:
   %array = alloca i8, i32 4, align 8
   %addr = ptrtoint i8* %array to i32
@@ -85,7 +85,7 @@ entry:
 ; CHECK-NEXT:   ret i32 %array
 }
 
-define i32 @Alloca16Size4(i32 %n) {
+define internal i32 @Alloca16Size4(i32 %n) {
 entry:
   %array = alloca i8, i32 4, align 16
   %addr = ptrtoint i8* %array to i32
@@ -98,7 +98,7 @@ entry:
 
 ; Show examples where size is not known at compile time.
 
-define i32 @AllocaVarsizeA0(i32 %n) {
+define internal i32 @AllocaVarsizeA0(i32 %n) {
 entry:
   %array = alloca i8, i32 %n
   %addr = ptrtoint i8* %array to i32
@@ -109,7 +109,7 @@ entry:
 ; CHECK-NEXT:   ret i32 %array
 }
 
-define i32 @AllocaVarsizeA1(i32 %n) {
+define internal i32 @AllocaVarsizeA1(i32 %n) {
 entry:
   %array = alloca i8, i32 %n, align 1
   %addr = ptrtoint i8* %array to i32
@@ -120,7 +120,7 @@ entry:
 ; CHECK-NEXT:   ret i32 %array
 }
 
-define i32 @AllocaVarsizeA2(i32 %n) {
+define internal i32 @AllocaVarsizeA2(i32 %n) {
 entry:
   %array = alloca i8, i32 %n, align 2
   %addr = ptrtoint i8* %array to i32
@@ -131,7 +131,7 @@ entry:
 ; CHECK-NEXT:   ret i32 %array
 }
 
-define i32 @AllocaVarsizeA4(i32 %n) {
+define internal i32 @AllocaVarsizeA4(i32 %n) {
 entry:
   %array = alloca i8, i32 %n, align 4
   %addr = ptrtoint i8* %array to i32
@@ -142,7 +142,7 @@ entry:
 ; CHECK-NEXT:   ret i32 %array
 }
 
-define i32 @AllocaVarsizeA8(i32 %n) {
+define internal i32 @AllocaVarsizeA8(i32 %n) {
 entry:
   %array = alloca i8, i32 %n, align 8
   %addr = ptrtoint i8* %array to i32
@@ -153,7 +153,7 @@ entry:
 ; CHECK-NEXT:   ret i32 %array
 }
 
-define i32 @AllocaVarsizeA16(i32 %n) {
+define internal i32 @AllocaVarsizeA16(i32 %n) {
 entry:
   %array = alloca i8, i32 %n, align 16
   %addr = ptrtoint i8* %array to i32