llvm-project/clang/test/Analysis/cxx-callgraph.cpp
Artem Dergachev 8cf3dfea54 [CallGraph] Take into accound calls that aren't within any function bodies.
This patch improves Clang call graph analysis by adding in expressions
that are not found in regular function bodies, such as default arguments
or member initializers.

Patch by Joshua Cranmer!

Differential Revision: https://reviews.llvm.org/D65453

llvm-svn: 369321
2019-08-20 02:22:37 +00:00

30 lines
591 B
C++

// RUN: %clang_analyze_cc1 -analyzer-checker=debug.DumpCallGraph %s 2>&1 | FileCheck %s
static int aaa() {
return 0;
}
static int bbb(int param=aaa()) {
return 1;
}
int ddd();
struct c {
c(int param=2) : val(bbb(param)) {}
int val;
int val2 = ddd();
};
int ddd() {
c c;
return bbb();
}
// CHECK:--- Call graph Dump ---
// CHECK-NEXT: {{Function: < root > calls: aaa bbb c::c ddd}}
// CHECK-NEXT: {{Function: c::c calls: bbb ddd $}}
// CHECK-NEXT: {{Function: ddd calls: c::c bbb aaa $}}
// CHECK-NEXT: {{Function: bbb calls: $}}
// CHECK-NEXT: {{Function: aaa calls: $}}