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-rw-r--r--test/Feature/EscapingFunctionsAlias.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/test/Feature/EscapingFunctionsAlias.c b/test/Feature/EscapingFunctionsAlias.c
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+++ b/test/Feature/EscapingFunctionsAlias.c
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+// Darwin does not support strong aliases.
+// REQUIRES: not-darwin
+// RUN: %llvmgcc -emit-llvm -O0 -g -c %s -o %t.bc
+// RUN: rm -rf %t.klee-out
+// RUN: %klee -debug-print-escaping-functions --output-dir=%t.klee-out %t.bc 2> %t.log
+// RUN: FileCheck --input-file=%t.log %s
+
+void global_alias(void) __attribute__((alias("global_aliasee")));
+void global_aliasee(void) {
+    return;
+}
+
+short bitcast_of_alias(void) __attribute__((alias("bitcast_of_global_alias")));
+short bitcast_of_global_alias(void) {
+    return 1;
+}
+
+short bitcast_of_aliasee(void) __attribute__((alias("bitcast_of_global_aliasee")));
+short bitcast_of_global_aliasee(void) {
+    return 1;
+}
+
+int bitcast_in_global_alias(void) __attribute__((alias("bitcast_in_alias")));
+short bitcast_in_alias(void) {
+    return 1;
+}
+
+int main(int argc, char *argv[]) {
+    global_aliasee();
+    global_alias();
+
+    int (*f1)(void) =(int (*)(void))bitcast_of_alias;
+    f1();
+
+    int (*f2)(void) =(int (*)(void))bitcast_of_global_aliasee;
+    f2();
+
+    bitcast_in_alias();
+    bitcast_in_global_alias();
+
+    // CHECK: KLEE: escaping functions: {{\[((bitcast_of_global_alias|bitcast_of_global_aliasee), ){2}\]}}
+    return 0;
+}