[llvm-branch-commits] [cfe-branch] r81286 - /cfe/branches/release_26/test/CodeGen/pragma-weak.c
Tanya Lattner
tonic at nondot.org
Tue Sep 8 16:42:43 PDT 2009
Author: tbrethou
Date: Tue Sep 8 18:42:43 2009
New Revision: 81286
URL: http://llvm.org/viewvc/llvm-project?rev=81286&view=rev
Log:
Merge 81238 from mainline.
convert this to filecheck, hopefully it will fix PR4888. If nothing
else it will make tests run faster and make 4888 easier to diagnose.
Modified:
cfe/branches/release_26/test/CodeGen/pragma-weak.c
Modified: cfe/branches/release_26/test/CodeGen/pragma-weak.c
URL: http://llvm.org/viewvc/llvm-project/cfe/branches/release_26/test/CodeGen/pragma-weak.c?rev=81286&r1=81285&r2=81286&view=diff
==============================================================================
--- cfe/branches/release_26/test/CodeGen/pragma-weak.c (original)
+++ cfe/branches/release_26/test/CodeGen/pragma-weak.c Tue Sep 8 18:42:43 2009
@@ -1,37 +1,53 @@
-// RUN: clang-cc -emit-llvm -o %t %s &&
+// RUN: clang-cc -emit-llvm %s -o - -verify | FileCheck %s
+
+// CHECK: @weakvar = weak global
+// CHECK: @__weakvar_alias = common global
+// CHECK: @correct_linkage = weak global
+
+
+// CHECK: @both = alias void ()* @__both
+// CHECK: @both2 = alias void ()* @__both2
+// CHECK: @both3 = alias weak void ()* @__both3
+// CHECK: @a3 = alias weak void ()* @__a3
+// CHECK: @weakvar_alias = alias weak i32* @__weakvar_alias
+// CHECK: @foo = alias weak void ()* @__foo
+// CHECK: @foo2 = alias weak void ()* @__foo2
+// CHECK: @stutter = alias weak void ()* @__stutter
+// CHECK: @stutter2 = alias weak void ()* @__stutter2
+// CHECK: @declfirst = alias weak void ()* @__declfirst
+// CHECK: @declfirstattr = alias weak void ()* @__declfirstattr
+// CHECK: @mix2 = alias weak void ()* @__mix2
+// CHECK: @a1 = alias weak void ()* @__a1
+// CHECK: @xxx = alias weak void ()* @__xxx
+
+
+
+// CHECK: define weak void @weakdef()
+
#pragma weak weakvar
int weakvar;
-// RUN: grep '@weakvar = weak global' %t | count 1 &&
#pragma weak weakdef
void weakdef(void) {}
-// RUN: grep 'define weak void @weakdef()' %t | count 1 &&
#pragma weak param // expected-warning {{weak identifier 'param' never declared}}
#pragma weak correct_linkage
void f(int param) {
int correct_linkage;
}
-int correct_linkage;
-// RUN: grep '@correct_linkage = weak global' %t | count 1 &&
#pragma weak weakvar_alias = __weakvar_alias
int __weakvar_alias;
-// RUN: grep '@__weakvar_alias = common global' %t | count 1 &&
-// RUN: grep '@weakvar_alias = alias weak i32\* @__weakvar_alias' %t | count 1 &&
-//@weakvar_alias = alias weak i32* @__weakvar_alias
#pragma weak foo = __foo
void __foo(void) {}
-// RUN: grep '@foo = alias weak void ()\* @__foo\>' %t | count 1 &&
-// RUN: grep 'define void @__foo()' %t | count 1 &&
+// CHECK: define void @__foo()
void __foo2(void) {}
#pragma weak foo2 = __foo2
-// RUN: grep '@foo2 = alias weak void ()\* @__foo2\>' %t | count 1 &&
-// RUN: grep 'define void @__foo2()' %t | count 1 &&
+// CHECK: define void @__foo2()
///// test errors
@@ -53,14 +69,12 @@
#pragma weak stutter = __stutter
#pragma weak stutter = __stutter
void __stutter(void) {}
-// RUN: grep '@stutter = alias weak void ()\* @__stutter\>' %t | count 1 &&
-// RUN: grep 'define void @__stutter()' %t | count 1 &&
+// CHECK: define void @__stutter()
void __stutter2(void) {}
#pragma weak stutter2 = __stutter2
#pragma weak stutter2 = __stutter2
-// RUN: grep '@stutter2 = alias weak void ()\* @__stutter2\>' %t | count 1 &&
-// RUN: grep 'define void @__stutter2()' %t | count 1 &&
+// CHECK: define void @__stutter2()
// test decl/pragma weak order
@@ -68,14 +82,12 @@
void __declfirst(void);
#pragma weak declfirst = __declfirst
void __declfirst(void) {}
-// RUN: grep '@declfirst = alias weak void ()\* @__declfirst\>' %t | count 1 &&
-// RUN: grep 'define void @__declfirst()' %t | count 1 &&
+// CHECK: define void @__declfirst()
void __declfirstattr(void) __attribute((noinline));
#pragma weak declfirstattr = __declfirstattr
void __declfirstattr(void) {}
-// RUN: grep '@declfirstattr = alias weak void ()\* @__declfirstattr\>' %t | count 1 &&
-// RUN: grep 'define void @__declfirstattr()' %t | count 1 &&
+// CHECK: define void @__declfirstattr()
//// test that other attributes are preserved
@@ -84,7 +96,7 @@
void mix(void);
#pragma weak mix
__attribute((weak)) void mix(void) { }
-// RUN: grep 'define weak void @mix()' %t | count 1 &&
+// CHECK: define weak void @mix()
// ensure following __attributes are preserved and that only a single
// alias is generated
@@ -92,8 +104,7 @@
void __mix2(void) __attribute((noinline));
void __mix2(void) __attribute((noinline));
void __mix2(void) {}
-// RUN: grep '@mix2 = alias weak void ()\* @__mix2\>' %t | count 1 &&
-// RUN: grep 'define void @__mix2()' %t | count 1 &&
+// CHECK: define void @__mix2()
////////////// test #pragma weak/__attribute combinations
@@ -102,8 +113,7 @@
void both(void) __attribute((alias("__both")));
#pragma weak both = __both
void __both(void) {}
-// RUN: grep '@both = alias void ()\* @__both\>' %t | count 1 &&
-// RUN: grep 'define void @__both()' %t | count 1 &&
+// CHECK: define void @__both()
// if the TARGET is previously declared then whichever aliasing method
// comes first applies and subsequent aliases are discarded.
@@ -113,23 +123,20 @@
void both2(void) __attribute((alias("__both2"))); // first, wins
#pragma weak both2 = __both2
void __both2(void) {}
-// RUN: grep '@both2 = alias void ()\* @__both2\>' %t | count 1 &&
-// RUN: grep 'define void @__both2()' %t | count 1 &&
+// CHECK: define void @__both2()
void __both3(void);
#pragma weak both3 = __both3 // first, wins
void both3(void) __attribute((alias("__both3")));
void __both3(void) {}
-// RUN: grep '@both3 = alias weak void ()\* @__both3\>' %t | count 1 &&
-// RUN: grep 'define void @__both3()' %t | count 1 &&
+// CHECK: define void @__both3()
///////////// ensure that #pragma weak does not alter existing __attributes()
void __a1(void) __attribute((noinline));
#pragma weak a1 = __a1
void __a1(void) {}
-// RUN: grep '@a1 = alias weak void ()\* @__a1\>' %t | count 1 &&
-// RUN: grep 'define void @__a1()' %t | count 1 &&
+// CHECK: define void @__a1()
// attributes introduced BEFORE a combination of #pragma weak and alias()
// hold...
@@ -137,13 +144,11 @@
#pragma weak a3 = __a3
void a3(void) __attribute((alias("__a3")));
void __a3(void) {}
-// RUN: grep '@a3 = alias weak void ()\* @__a3\>' %t | count 1 &&
-// RUN: grep 'define void @__a3()' %t | count 1 &&
+// CHECK: define void @__a3()
#pragma weak xxx = __xxx
__attribute((pure,noinline,const,fastcall)) void __xxx(void) { }
-// RUN: grep '@xxx = alias weak void ()\* @__xxx\>' %t | count 1 &&
-// RUN: grep 'define .*fastcall.* void @__xxx()' %t | count 1 &&
+// CHECK: void @__xxx()
/// TODO: stuff that still doesn't work
@@ -155,4 +160,6 @@
void zzz(void){}
#pragma weak yyy
// NOTE: weak doesn't apply, not before or in same TopLevelDec(!)
-// RUN: grep 'define void @yyy()' %t | count 1
+// CHECK: define void @yyy()
+
+int correct_linkage;
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