[cfe-commits] r92941 - /cfe/trunk/utils/VtableTest/gen.cc
Mike Stump
mrs at apple.com
Thu Jan 7 12:55:28 PST 2010
Author: mrs
Date: Thu Jan 7 14:55:28 2010
New Revision: 92941
URL: http://llvm.org/viewvc/llvm-project?rev=92941&view=rev
Log:
1/2 off all structs should not have any virtual functions.
Replace magic numbers with uuids.
Modified:
cfe/trunk/utils/VtableTest/gen.cc
Modified: cfe/trunk/utils/VtableTest/gen.cc
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/utils/VtableTest/gen.cc?rev=92941&r1=92940&r2=92941&view=diff
==============================================================================
--- cfe/trunk/utils/VtableTest/gen.cc (original)
+++ cfe/trunk/utils/VtableTest/gen.cc Thu Jan 7 14:55:28 2010
@@ -26,7 +26,7 @@
printf("%d", i);
}
-int vfn = 0;
+int uuid = 0;
char base_present[N_STRUCTS][N_STRUCTS];
bool is_ambiguous(int s, int base) {
@@ -119,12 +119,15 @@
/* Virtual functions */
static int funcs[N_FUNCS];
- int n_funcs = random() % N_FUNCS;
+ // PARAM: 1/2 of all structs should have no virtual functions
+ int n_funcs = random() % (N_FUNCS*2);
+ if (n_funcs > N_FUNCS)
+ n_funcs = 0;
int old_func = -1;
for (int i = 0; i < n_funcs; ++i) {
int fn = old_func + random() % FUNCSPACING + 1;
funcs[i] = fn;
- g(" virtual void fun"); g(fn); g("(char *t) { mix(\"vfn this offset\", (char *)this - t); mix(\"vfn uuid\", "); g(++vfn); gl("); }");
+ g(" virtual void fun"); g(fn); g("(char *t) { mix(\"vfn this offset\", (char *)this - t); mix(\"vfn uuid\", "); g(++uuid); gl("); }");
old_func = fn;
}
@@ -154,7 +157,7 @@
for (int i = 0; i < n_bases; ++i) {
g(" if ((char *)dynamic_cast<s"); g(bases[i]); gl("*>(this))");
g(" mix(\"base dyn cast\", t - (char *)dynamic_cast<s"); g(bases[i]); gl("*>(this));");
- gl(" else mix(\"no dyncast\", 666);");
+ g(" else mix(\"no dyncast\", "); g(++uuid); gl(");");
}
}
@@ -162,15 +165,17 @@
for (int i = 0; i < n_fields; ++i) {
g(" mix(\"field offset\", (char *)&field"); g(i); gl(" - (char *)this);");
}
- if (n_fields == 0)
- gl(" mix(\"no fields\", 42);");
+ if (n_fields == 0) {
+ g(" mix(\"no fields\", "); g(++uuid); gl(");");
+ }
/* check functions */
for (int i = 0; i < n_funcs; ++i) {
g(" fun"); g(funcs[i]); gl("(t);");
}
- if (n_funcs == 0)
- gl(" mix(\"no funcs\", 13);");
+ if (n_funcs == 0) {
+ g(" mix(\"no funcs\", "); g(++uuid); gl(");");
+ }
gl(" }");
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