llvm-project/clang/test/Analysis/debug-CallGraph.c

45 lines
965 B
C

// RUN: %clang_cc1 -analyze -analyzer-checker=debug.DumpCallGraph %s -fblocks 2>&1 | FileCheck %s
static void mmm(int y) {
if (y != 0)
y++;
y = y/y;
}
static int foo(int x, int y) {
mmm(y);
if (x != 0)
x++;
return 5/x;
}
void aaa() {
foo(1,2);
}
void bbb(int y) {
int x = (y > 2);
^ {
foo(x, y);
}();
}
void ccc();
void ddd() { ccc(); }
void ccc() {}
void eee();
void eee() {}
void fff() { eee(); }
// CHECK:--- Call graph Dump ---
// CHECK-NEXT: {{Function: < root > calls: mmm foo aaa < > bbb ccc ddd eee fff $}}
// CHECK-NEXT: {{Function: fff calls: eee $}}
// CHECK-NEXT: {{Function: eee calls: $}}
// CHECK-NEXT: {{Function: ddd calls: ccc $}}
// CHECK-NEXT: {{Function: ccc calls: $}}
// CHECK-NEXT: {{Function: bbb calls: < > $}}
// CHECK-NEXT: {{Function: < > calls: foo $}}
// CHECK-NEXT: {{Function: aaa calls: foo $}}
// CHECK-NEXT: {{Function: foo calls: mmm $}}
// CHECK-NEXT: {{Function: mmm calls: $}}