[llvm-commits] CVS: llvm/test/Programs/SingleSource/UnitTests/SetjmpLongjmp/FarJump.c Looping.c Makefile MultipleSetjmp.c SimpleC++Test.cpp SimpleCTest.c WhileLoop.c

[Chris Lattner]

Changes in directory llvm/test/Programs/SingleSource/UnitTests/SetjmpLongjmp:

FarJump.c added (r1.1)
Looping.c added (r1.1)
Makefile added (r1.1)
MultipleSetjmp.c added (r1.1)
SimpleC++Test.cpp added (r1.1)
SimpleCTest.c added (r1.1)
WhileLoop.c added (r1.1)

---
Log message:

Testcases for setjmp/longjmp support


---
Diffs of the changes:

Index: llvm/test/Programs/SingleSource/UnitTests/SetjmpLongjmp/FarJump.c
diff -c /dev/null llvm/test/Programs/SingleSource/UnitTests/SetjmpLongjmp/FarJump.c:1.1
*** /dev/null	Thu Sep 11 14:06:53 2003
--- llvm/test/Programs/SingleSource/UnitTests/SetjmpLongjmp/FarJump.c	Thu Sep 11 14:06:43 2003
***************
*** 0 ****
--- 1,61 ----
+ /*
+  * This tests that longjmp can jump from a function far down in the
+  * calling chain and past other, non-accepting setjmps.
+  */
+ #include <setjmp.h>
+ #include <stdio.h>
+ 
+ void quux(jmp_buf buf)
+ {
+   printf("Inside quux\n");
+   printf("Longjmping from quux: 927\n");
+   longjmp(buf, 927);
+ }
+ 
+ void qux(jmp_buf buf)
+ {
+   jmp_buf local_buf;
+ 
+   printf("Inside qux\n");
+ 
+   if (!setjmp(local_buf))
+     quux(buf);
+   else
+     printf("Error: Shouldn't be here in qux\n");
+ }
+ 
+ void baz(jmp_buf buf)
+ {
+   jmp_buf local_buf;
+ 
+   printf("Inside baz\n");
+ 
+   if (!setjmp(local_buf))
+     qux(buf);
+   else
+     printf("Error: Shouldn't be here in baz\n");
+ }
+ 
+ void bar(jmp_buf buf)
+ {
+   printf("Inside bar\n");
+   baz(buf);
+ }
+ 
+ void foo()
+ {
+   jmp_buf buf;
+ 
+   printf("Inside foo\n");
+ 
+   if (!setjmp(buf))
+     bar(buf);
+   else
+     printf("Returning from longjmp into foo\n");
+ }
+ 
+ int main()
+ {
+   foo();
+   return 0;
+ }


Index: llvm/test/Programs/SingleSource/UnitTests/SetjmpLongjmp/Looping.c
diff -c /dev/null llvm/test/Programs/SingleSource/UnitTests/SetjmpLongjmp/Looping.c:1.1
*** /dev/null	Thu Sep 11 14:06:53 2003
--- llvm/test/Programs/SingleSource/UnitTests/SetjmpLongjmp/Looping.c	Thu Sep 11 14:06:43 2003
***************
*** 0 ****
--- 1,15 ----
+ #include <setjmp.h>
+ #include <stdio.h>
+ 
+ int main()
+ {
+   jmp_buf buf;
+   unsigned i = 0;
+ 
+   if (setjmp(buf) < 10) {
+     printf("i == %u\n", i);
+     longjmp(buf, ++i);
+   }
+ 
+   return 0;
+ }


Index: llvm/test/Programs/SingleSource/UnitTests/SetjmpLongjmp/Makefile
diff -c /dev/null llvm/test/Programs/SingleSource/UnitTests/SetjmpLongjmp/Makefile:1.1
*** /dev/null	Thu Sep 11 14:06:53 2003
--- llvm/test/Programs/SingleSource/UnitTests/SetjmpLongjmp/Makefile	Thu Sep 11 14:06:43 2003
***************
*** 0 ****
--- 1,5 ----
+ # Programs/SingleSource/UnitTests/SetjmpLongjmp/Makefile
+ 
+ LEVEL = ../../../../..
+ include $(LEVEL)/test/Programs/SingleSource/Makefile.singlesrc
+ 


Index: llvm/test/Programs/SingleSource/UnitTests/SetjmpLongjmp/MultipleSetjmp.c
diff -c /dev/null llvm/test/Programs/SingleSource/UnitTests/SetjmpLongjmp/MultipleSetjmp.c:1.1
*** /dev/null	Thu Sep 11 14:06:53 2003
--- llvm/test/Programs/SingleSource/UnitTests/SetjmpLongjmp/MultipleSetjmp.c	Thu Sep 11 14:06:43 2003
***************
*** 0 ****
--- 1,26 ----
+ #include <setjmp.h>
+ #include <stdio.h>
+ 
+ int bar(jmp_buf buf, int i)
+ {
+   printf("Inside bar %d\n", i);
+   longjmp(buf, i);
+ }
+ 
+ int main()
+ {
+   jmp_buf buf;
+   int ret;
+ 
+   if ((ret = setjmp(buf)) != 0) {
+     printf("returning from bar == %d\n", ret);
+ 
+     if ((ret = setjmp(buf)) != 0) {
+       printf("returning from bar == %d\n", ret);
+     } else {
+       bar(buf, 927);
+     }
+   } else {
+     bar(buf, 37);
+   }
+ }


Index: llvm/test/Programs/SingleSource/UnitTests/SetjmpLongjmp/SimpleC++Test.cpp
diff -c /dev/null llvm/test/Programs/SingleSource/UnitTests/SetjmpLongjmp/SimpleC++Test.cpp:1.1
*** /dev/null	Thu Sep 11 14:06:53 2003
--- llvm/test/Programs/SingleSource/UnitTests/SetjmpLongjmp/SimpleC++Test.cpp	Thu Sep 11 14:06:43 2003
***************
*** 0 ****
--- 1,36 ----
+ #include <csetjmp>
+ #include <cstdio>
+ 
+ class C {
+   const char *name;
+ public:
+   C(const char *n) : name(n) {}
+   ~C() { printf("Destroying C object in %s\n", name); }
+ };
+ 
+ void bar(jmp_buf buf)
+ {
+   printf("Inside bar\n");
+   longjmp(buf, 37);
+ }
+ 
+ void foo(jmp_buf buf)
+ {
+   C Obj("foo");
+   bar(buf);
+ }
+ 
+ int main()
+ {
+   C Obj("main");
+   jmp_buf buf;
+   int ret;
+ 
+   printf("Inside main\n");
+ 
+   if ((ret = setjmp(buf)) != 0) {
+     printf("ret == %d\n", ret);
+   } else {
+     foo(buf);
+   }
+ }


Index: llvm/test/Programs/SingleSource/UnitTests/SetjmpLongjmp/SimpleCTest.c
diff -c /dev/null llvm/test/Programs/SingleSource/UnitTests/SetjmpLongjmp/SimpleCTest.c:1.1
*** /dev/null	Thu Sep 11 14:06:53 2003
--- llvm/test/Programs/SingleSource/UnitTests/SetjmpLongjmp/SimpleCTest.c	Thu Sep 11 14:06:43 2003
***************
*** 0 ****
--- 1,23 ----
+ #include <setjmp.h>
+ 
+ void baz(jmp_buf buf)
+ {
+   printf("Inside baz\n");
+   longjmp(buf, 37);
+ }
+ 
+ int main()
+ {
+   jmp_buf buf;
+   int ret;
+ 
+   printf("Inside main\n");
+ 
+   if ((ret = setjmp(buf)) != 0) {
+     printf("ret == %d\n", ret);
+   } else {
+     baz(buf);
+   }
+ 
+   return 0;
+ }


Index: llvm/test/Programs/SingleSource/UnitTests/SetjmpLongjmp/WhileLoop.c
diff -c /dev/null llvm/test/Programs/SingleSource/UnitTests/SetjmpLongjmp/WhileLoop.c:1.1
*** /dev/null	Thu Sep 11 14:06:53 2003
--- llvm/test/Programs/SingleSource/UnitTests/SetjmpLongjmp/WhileLoop.c	Thu Sep 11 14:06:43 2003
***************
*** 0 ****
--- 1,24 ----
+ #include <setjmp.h>
+ #include <stdio.h>
+ 
+ void foo(jmp_buf buf, int i)
+ {
+   printf("Inside foo: %d\n", i);
+   longjmp(buf, i);
+ }
+ 
+ int main()
+ {
+   int i = 37;
+ 
+   while (i--) {
+     jmp_buf buf;
+     int ret;
+ 
+     if ((ret = setjmp(buf)) != 0) {
+       printf("Return from longjmp: %d\n", ret);
+     } else {
+       foo(buf, i);
+     }
+   }
+ }