diff options
Diffstat (limited to 'test/Analysis/valist-unterminated.c')
-rw-r--r-- | test/Analysis/valist-unterminated.c | 72 |
1 files changed, 47 insertions, 25 deletions
diff --git a/test/Analysis/valist-unterminated.c b/test/Analysis/valist-unterminated.c index 63ee992b2894..e19c6761784c 100644 --- a/test/Analysis/valist-unterminated.c +++ b/test/Analysis/valist-unterminated.c @@ -1,11 +1,13 @@ -// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -analyze -analyzer-checker=core,alpha.valist.Unterminated,alpha.valist.CopyToSelf -analyzer-output=text -analyzer-store=region -verify %s +// RUN: %clang_analyze_cc1 -triple hexagon-unknown-linux -analyzer-checker=core,valist.Unterminated,valist.CopyToSelf -analyzer-output=text -analyzer-store=region -verify %s +// RUN: %clang_analyze_cc1 -triple x86_64-pc-linux-gnu -analyzer-checker=core,valist.Unterminated,valist.CopyToSelf -analyzer-output=text -analyzer-store=region -verify %s #include "Inputs/system-header-simulator-for-valist.h" void f1(int fst, ...) { va_list va; va_start(va, fst); // expected-note{{Initialized va_list}} - return; // expected-warning{{Initialized va_list 'va' is leaked}} expected-note{{Initialized va_list 'va' is leaked}} + return; // expected-warning{{Initialized va_list 'va' is leaked}} + // expected-note@-1{{Initialized va_list 'va' is leaked}} } void f2(int fst, ...) { @@ -13,37 +15,42 @@ void f2(int fst, ...) { va_start(va, fst); // expected-note{{Initialized va_list}} va_end(va); // expected-note{{Ended va_list}} va_start(va, fst); // expected-note{{Initialized va_list}} -} // expected-warning{{Initialized va_list 'va' is leaked}} expected-note{{Initialized va_list 'va' is leaked}}} +} // expected-warning{{Initialized va_list 'va' is leaked}} + // expected-note@-1{{Initialized va_list 'va' is leaked}} void f3(int fst, ...) { va_list va, va2; va_start(va, fst); va_copy(va2, va); // expected-note{{Initialized va_list}} - va_end(va); // expected-warning{{Initialized va_list 'va2' is leaked}} expected-note{{Initialized va_list 'va2' is leaked}} + va_end(va); // expected-warning{{Initialized va_list 'va2' is leaked}} + // expected-note@-1{{Initialized va_list 'va2' is leaked}} } void f4(va_list *fst, ...) { va_start(*fst, fst); // expected-note{{Initialized va_list}} - return; // expected-warning{{Initialized va_list is leaked}} expected-note{{Initialized va_list is leaked}} + return; // expected-warning{{Initialized va_list is leaked}} + // expected-note@-1{{Initialized va_list is leaked}} } void f5(va_list fst, ...) { - va_start(fst, fst); - //FIXME: this should cause a warning -} // no-warning + va_start(fst, fst); // expected-note{{Initialized va_list}} +} // expected-warning{{Initialized va_list}} + // expected-note@-1{{Initialized va_list}} void f6(va_list *fst, ...) { va_start(*fst, fst); // expected-note{{Initialized va_list}} (void)va_arg(*fst, int); //FIXME: this should NOT cause a warning - va_end(*fst); // expected-warning{{Initialized va_list is leaked}} expected-note{{Initialized va_list is leaked}} + va_end(*fst); // expected-warning{{Initialized va_list is leaked}} + // expected-note@-1{{Initialized va_list is leaked}} } void f7(int *fst, ...) { va_list x; va_list *y = &x; va_start(*y,fst); // expected-note{{Initialized va_list}} -} // expected-warning{{Initialized va_list 'x' is leaked}} expected-note{{Initialized va_list 'x' is leaked}} +} // expected-warning{{Initialized va_list 'x' is leaked}} + // expected-note@-1{{Initialized va_list 'x' is leaked}} void f8(int *fst, ...) { va_list x; @@ -54,9 +61,12 @@ void f8(int *fst, ...) { void reinit(int *fst, ...) { va_list va; - va_start(va, fst); // expected-note{{Initialized va_list}} expected-note{{Initialized va_list}} - va_start(va, fst); // expected-warning{{Initialized va_list 'va' is initialized again}} expected-note{{Initialized va_list 'va' is initialized again}} -} // expected-warning{{Initialized va_list 'va' is leaked}} expected-note{{Initialized va_list 'va' is leaked}} + va_start(va, fst); // expected-note{{Initialized va_list}} + // expected-note@-1{{Initialized va_list}} + va_start(va, fst); // expected-warning{{Initialized va_list 'va' is initialized again}} + // expected-note@-1{{Initialized va_list 'va' is initialized again}} +} // expected-warning{{Initialized va_list 'va' is leaked}} + // expected-note@-1{{Initialized va_list 'va' is leaked}} void reinitOk(int *fst, ...) { va_list va; @@ -69,20 +79,23 @@ void reinitOk(int *fst, ...) { void copyself(int fst, ...) { va_list va; va_start(va, fst); // expected-note{{Initialized va_list}} - va_copy(va, va); // expected-warning{{va_list 'va' is copied onto itself}} expected-note{{va_list 'va' is copied onto itself}} + va_copy(va, va); // expected-warning{{va_list 'va' is copied onto itself}} + // expected-note@-1{{va_list 'va' is copied onto itself}} va_end(va); -} // no-warning +} void copyselfUninit(int fst, ...) { va_list va; - va_copy(va, va); // expected-warning{{va_list 'va' is copied onto itself}} expected-note{{va_list 'va' is copied onto itself}} -} // no-warning + va_copy(va, va); // expected-warning{{va_list 'va' is copied onto itself}} + // expected-note@-1{{va_list 'va' is copied onto itself}} +} void copyOverwrite(int fst, ...) { va_list va, va2; va_start(va, fst); // expected-note{{Initialized va_list}} - va_copy(va, va2); // expected-warning{{Initialized va_list 'va' is overwritten by an uninitialized one}} expected-note{{Initialized va_list 'va' is overwritten by an uninitialized one}} -} // no-warning + va_copy(va, va2); // expected-warning{{Initialized va_list 'va' is overwritten by an uninitialized one}} + // expected-note@-1{{Initialized va_list 'va' is overwritten by an uninitialized one}} +} //This only generates a warning for the valist.Uninitialized checker void copyUnint(int fst, ...) { @@ -94,20 +107,27 @@ void recopy(int fst, ...) { va_list va, va2; va_start(va, fst); va_copy(va2, va); // expected-note{{Initialized va_list}} - va_copy(va2, va); // expected-warning{{Initialized va_list 'va2' is initialized again}} expected-note{{Initialized va_list 'va2' is initialized again}} + va_copy(va2, va); // expected-warning{{Initialized va_list 'va2' is initialized again}} + // expected-note@-1{{Initialized va_list 'va2' is initialized again}} va_end(va); va_end(va2); -} //no-warning +} void doublemsg(int fst, ...) { va_list va, va2; - va_start(va, fst), va_start(va2, fst); // expected-warning{{Initialized va_list 'va' is leaked}} expected-warning{{Initialized va_list 'va2' is leaked}} expected-note{{Initialized va_list}} expected-note{{Initialized va_list}} expected-note{{Initialized va_list}} expected-note{{Initialized va_list 'va' is leaked}} + va_start(va, fst), va_start(va2, fst); // expected-warning{{Initialized va_list 'va' is leaked}} + // expected-warning@-1{{Initialized va_list 'va2' is leaked}} + // expected-note@-2{{Initialized va_list}} + // expected-note@-3{{Initialized va_list}} + // expected-note@-4{{Initialized va_list}} + // expected-note@-5{{Initialized va_list 'va' is leaked}} } void in_array(int fst, ...) { va_list va_array[8]; va_start(va_array[3], fst); // expected-note{{Initialized va_list}} -} // expected-warning{{Initialized va_list 'va_array[3]' is leaked}} expected-note{{Initialized va_list 'va_array[3]' is leaked}} +} // expected-warning{{Initialized va_list 'va_array[3]' is leaked}} + // expected-note@-1{{Initialized va_list 'va_array[3]' is leaked}} struct containing_a_valist { va_list vafield; @@ -117,12 +137,14 @@ struct containing_a_valist { void in_struct(int fst, ...) { struct containing_a_valist s; va_start(s.vafield, fst); // expected-note{{Initialized va_list}} -} // expected-warning{{Initialized va_list 's.vafield' is leaked}} expected-note{{Initialized va_list 's.vafield' is leaked}} +} // expected-warning{{Initialized va_list 's.vafield' is leaked}} + // expected-note@-1{{Initialized va_list 's.vafield' is leaked}} void casting(int fst, ...) { char mem[sizeof(va_list)]; va_start(*(va_list *) mem, fst); // expected-note{{Initialized va_list}} -} // expected-warning{{Initialized va_list 'mem[0]' is leaked}} expected-note{{Initialized va_list 'mem[0]' is leaked}} +} // expected-warning{{Initialized va_list 'mem[0]' is leaked}} + // expected-note@-1{{Initialized va_list 'mem[0]' is leaked}} void castingOk(int fst, ...) { |