This revision was automatically updated to reflect the committed changes. Closed by commit rC323827: [analyzer] Extend SuppressInlineDefensiveChecksVisitor to all macros, including… (authored by george.karpenkov, committed by ). Herald added a subscriber: cfe-commits.
Repository: rC Clang https://reviews.llvm.org/D42444 Files: lib/StaticAnalyzer/Core/BugReporterVisitors.cpp test/Analysis/inlining/false-positive-suppression.c test/Analysis/plist-macros.cpp
Index: test/Analysis/plist-macros.cpp =================================================================== --- test/Analysis/plist-macros.cpp +++ test/Analysis/plist-macros.cpp @@ -65,6 +65,7 @@ ; int useMultiNote(int *p, int y) {; y++; + if (p) {} multiNoteMacro return *p; // expected-warning {{Dereference of null pointer}} @@ -1216,7 +1217,41 @@ // CHECK-NEXT: </dict> // CHECK-NEXT: <dict> // CHECK-NEXT: <key>line</key><integer>68</integer> -// CHECK-NEXT: <key>col</key><integer>16</integer> +// CHECK-NEXT: <key>col</key><integer>4</integer> +// CHECK-NEXT: <key>file</key><integer>0</integer> +// CHECK-NEXT: </dict> +// CHECK-NEXT: </array> +// CHECK-NEXT: </dict> +// CHECK-NEXT: </array> +// CHECK-NEXT: </dict> +// CHECK-NEXT: <dict> +// CHECK-NEXT: <key>kind</key><string>control</string> +// CHECK-NEXT: <key>edges</key> +// CHECK-NEXT: <array> +// CHECK-NEXT: <dict> +// CHECK-NEXT: <key>start</key> +// CHECK-NEXT: <array> +// CHECK-NEXT: <dict> +// CHECK-NEXT: <key>line</key><integer>68</integer> +// CHECK-NEXT: <key>col</key><integer>3</integer> +// CHECK-NEXT: <key>file</key><integer>0</integer> +// CHECK-NEXT: </dict> +// CHECK-NEXT: <dict> +// CHECK-NEXT: <key>line</key><integer>68</integer> +// CHECK-NEXT: <key>col</key><integer>4</integer> +// CHECK-NEXT: <key>file</key><integer>0</integer> +// CHECK-NEXT: </dict> +// CHECK-NEXT: </array> +// CHECK-NEXT: <key>end</key> +// CHECK-NEXT: <array> +// CHECK-NEXT: <dict> +// CHECK-NEXT: <key>line</key><integer>68</integer> +// CHECK-NEXT: <key>col</key><integer>7</integer> +// CHECK-NEXT: <key>file</key><integer>0</integer> +// CHECK-NEXT: </dict> +// CHECK-NEXT: <dict> +// CHECK-NEXT: <key>line</key><integer>68</integer> +// CHECK-NEXT: <key>col</key><integer>7</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: </array> @@ -1228,20 +1263,20 @@ // CHECK-NEXT: <key>location</key> // CHECK-NEXT: <dict> // CHECK-NEXT: <key>line</key><integer>68</integer> -// CHECK-NEXT: <key>col</key><integer>3</integer> +// CHECK-NEXT: <key>col</key><integer>7</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: <key>ranges</key> // CHECK-NEXT: <array> // CHECK-NEXT: <array> // CHECK-NEXT: <dict> // CHECK-NEXT: <key>line</key><integer>68</integer> -// CHECK-NEXT: <key>col</key><integer>3</integer> +// CHECK-NEXT: <key>col</key><integer>7</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: <dict> // CHECK-NEXT: <key>line</key><integer>68</integer> -// CHECK-NEXT: <key>col</key><integer>16</integer> +// CHECK-NEXT: <key>col</key><integer>7</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: </array> @@ -1253,23 +1288,57 @@ // CHECK-NEXT: <string>Assuming 'p' is null</string> // CHECK-NEXT: </dict> // CHECK-NEXT: <dict> +// CHECK-NEXT: <key>kind</key><string>control</string> +// CHECK-NEXT: <key>edges</key> +// CHECK-NEXT: <array> +// CHECK-NEXT: <dict> +// CHECK-NEXT: <key>start</key> +// CHECK-NEXT: <array> +// CHECK-NEXT: <dict> +// CHECK-NEXT: <key>line</key><integer>68</integer> +// CHECK-NEXT: <key>col</key><integer>7</integer> +// CHECK-NEXT: <key>file</key><integer>0</integer> +// CHECK-NEXT: </dict> +// CHECK-NEXT: <dict> +// CHECK-NEXT: <key>line</key><integer>68</integer> +// CHECK-NEXT: <key>col</key><integer>7</integer> +// CHECK-NEXT: <key>file</key><integer>0</integer> +// CHECK-NEXT: </dict> +// CHECK-NEXT: </array> +// CHECK-NEXT: <key>end</key> +// CHECK-NEXT: <array> +// CHECK-NEXT: <dict> +// CHECK-NEXT: <key>line</key><integer>69</integer> +// CHECK-NEXT: <key>col</key><integer>3</integer> +// CHECK-NEXT: <key>file</key><integer>0</integer> +// CHECK-NEXT: </dict> +// CHECK-NEXT: <dict> +// CHECK-NEXT: <key>line</key><integer>69</integer> +// CHECK-NEXT: <key>col</key><integer>16</integer> +// CHECK-NEXT: <key>file</key><integer>0</integer> +// CHECK-NEXT: </dict> +// CHECK-NEXT: </array> +// CHECK-NEXT: </dict> +// CHECK-NEXT: </array> +// CHECK-NEXT: </dict> +// CHECK-NEXT: <dict> // CHECK-NEXT: <key>kind</key><string>event</string> // CHECK-NEXT: <key>location</key> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>68</integer> +// CHECK-NEXT: <key>line</key><integer>69</integer> // CHECK-NEXT: <key>col</key><integer>3</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: <key>ranges</key> // CHECK-NEXT: <array> // CHECK-NEXT: <array> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>68</integer> +// CHECK-NEXT: <key>line</key><integer>69</integer> // CHECK-NEXT: <key>col</key><integer>3</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>68</integer> +// CHECK-NEXT: <key>line</key><integer>69</integer> // CHECK-NEXT: <key>col</key><integer>16</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> @@ -1289,25 +1358,25 @@ // CHECK-NEXT: <key>start</key> // CHECK-NEXT: <array> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>68</integer> +// CHECK-NEXT: <key>line</key><integer>69</integer> // CHECK-NEXT: <key>col</key><integer>3</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>68</integer> +// CHECK-NEXT: <key>line</key><integer>69</integer> // CHECK-NEXT: <key>col</key><integer>16</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: </array> // CHECK-NEXT: <key>end</key> // CHECK-NEXT: <array> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>70</integer> +// CHECK-NEXT: <key>line</key><integer>71</integer> // CHECK-NEXT: <key>col</key><integer>3</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>70</integer> +// CHECK-NEXT: <key>line</key><integer>71</integer> // CHECK-NEXT: <key>col</key><integer>8</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> @@ -1323,25 +1392,25 @@ // CHECK-NEXT: <key>start</key> // CHECK-NEXT: <array> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>70</integer> +// CHECK-NEXT: <key>line</key><integer>71</integer> // CHECK-NEXT: <key>col</key><integer>3</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>70</integer> +// CHECK-NEXT: <key>line</key><integer>71</integer> // CHECK-NEXT: <key>col</key><integer>8</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: </array> // CHECK-NEXT: <key>end</key> // CHECK-NEXT: <array> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>70</integer> +// CHECK-NEXT: <key>line</key><integer>71</integer> // CHECK-NEXT: <key>col</key><integer>10</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>70</integer> +// CHECK-NEXT: <key>line</key><integer>71</integer> // CHECK-NEXT: <key>col</key><integer>10</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> @@ -1353,20 +1422,20 @@ // CHECK-NEXT: <key>kind</key><string>event</string> // CHECK-NEXT: <key>location</key> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>70</integer> +// CHECK-NEXT: <key>line</key><integer>71</integer> // CHECK-NEXT: <key>col</key><integer>10</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: <key>ranges</key> // CHECK-NEXT: <array> // CHECK-NEXT: <array> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>70</integer> +// CHECK-NEXT: <key>line</key><integer>71</integer> // CHECK-NEXT: <key>col</key><integer>11</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>70</integer> +// CHECK-NEXT: <key>line</key><integer>71</integer> // CHECK-NEXT: <key>col</key><integer>11</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> @@ -1387,10 +1456,10 @@ // CHECK-NEXT: <key>issue_hash_content_of_line_in_context</key><string>41f58f9549aa1867e461a7996a8d335c</string> // CHECK-NEXT: <key>issue_context_kind</key><string>function</string> // CHECK-NEXT: <key>issue_context</key><string>useMultiNote</string> -// CHECK-NEXT: <key>issue_hash_function_offset</key><string>4</string> +// CHECK-NEXT: <key>issue_hash_function_offset</key><string>5</string> // CHECK-NEXT: <key>location</key> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>70</integer> +// CHECK-NEXT: <key>line</key><integer>71</integer> // CHECK-NEXT: <key>col</key><integer>10</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> @@ -1402,20 +1471,20 @@ // CHECK-NEXT: <key>kind</key><string>event</string> // CHECK-NEXT: <key>location</key> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>82</integer> +// CHECK-NEXT: <key>line</key><integer>83</integer> // CHECK-NEXT: <key>col</key><integer>3</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: <key>ranges</key> // CHECK-NEXT: <array> // CHECK-NEXT: <array> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>82</integer> +// CHECK-NEXT: <key>line</key><integer>83</integer> // CHECK-NEXT: <key>col</key><integer>3</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>82</integer> +// CHECK-NEXT: <key>line</key><integer>83</integer> // CHECK-NEXT: <key>col</key><integer>12</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> @@ -1431,20 +1500,20 @@ // CHECK-NEXT: <key>kind</key><string>event</string> // CHECK-NEXT: <key>location</key> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>82</integer> +// CHECK-NEXT: <key>line</key><integer>83</integer> // CHECK-NEXT: <key>col</key><integer>3</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: <key>ranges</key> // CHECK-NEXT: <array> // CHECK-NEXT: <array> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>82</integer> +// CHECK-NEXT: <key>line</key><integer>83</integer> // CHECK-NEXT: <key>col</key><integer>3</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>82</integer> +// CHECK-NEXT: <key>line</key><integer>83</integer> // CHECK-NEXT: <key>col</key><integer>12</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> @@ -1460,7 +1529,7 @@ // CHECK-NEXT: <key>kind</key><string>event</string> // CHECK-NEXT: <key>location</key> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>75</integer> +// CHECK-NEXT: <key>line</key><integer>76</integer> // CHECK-NEXT: <key>col</key><integer>1</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> @@ -1478,25 +1547,25 @@ // CHECK-NEXT: <key>start</key> // CHECK-NEXT: <array> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>75</integer> +// CHECK-NEXT: <key>line</key><integer>76</integer> // CHECK-NEXT: <key>col</key><integer>1</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>75</integer> +// CHECK-NEXT: <key>line</key><integer>76</integer> // CHECK-NEXT: <key>col</key><integer>4</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: </array> // CHECK-NEXT: <key>end</key> // CHECK-NEXT: <array> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>76</integer> +// CHECK-NEXT: <key>line</key><integer>77</integer> // CHECK-NEXT: <key>col</key><integer>3</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>76</integer> +// CHECK-NEXT: <key>line</key><integer>77</integer> // CHECK-NEXT: <key>col</key><integer>4</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> @@ -1512,25 +1581,25 @@ // CHECK-NEXT: <key>start</key> // CHECK-NEXT: <array> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>76</integer> +// CHECK-NEXT: <key>line</key><integer>77</integer> // CHECK-NEXT: <key>col</key><integer>3</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>76</integer> +// CHECK-NEXT: <key>line</key><integer>77</integer> // CHECK-NEXT: <key>col</key><integer>4</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: </array> // CHECK-NEXT: <key>end</key> // CHECK-NEXT: <array> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>78</integer> +// CHECK-NEXT: <key>line</key><integer>79</integer> // CHECK-NEXT: <key>col</key><integer>3</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>78</integer> +// CHECK-NEXT: <key>line</key><integer>79</integer> // CHECK-NEXT: <key>col</key><integer>3</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> @@ -1546,25 +1615,25 @@ // CHECK-NEXT: <key>start</key> // CHECK-NEXT: <array> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>78</integer> +// CHECK-NEXT: <key>line</key><integer>79</integer> // CHECK-NEXT: <key>col</key><integer>3</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>78</integer> +// CHECK-NEXT: <key>line</key><integer>79</integer> // CHECK-NEXT: <key>col</key><integer>3</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: </array> // CHECK-NEXT: <key>end</key> // CHECK-NEXT: <array> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>78</integer> +// CHECK-NEXT: <key>line</key><integer>79</integer> // CHECK-NEXT: <key>col</key><integer>6</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>78</integer> +// CHECK-NEXT: <key>line</key><integer>79</integer> // CHECK-NEXT: <key>col</key><integer>6</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> @@ -1576,20 +1645,20 @@ // CHECK-NEXT: <key>kind</key><string>event</string> // CHECK-NEXT: <key>location</key> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>78</integer> +// CHECK-NEXT: <key>line</key><integer>79</integer> // CHECK-NEXT: <key>col</key><integer>6</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: <key>ranges</key> // CHECK-NEXT: <array> // CHECK-NEXT: <array> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>78</integer> +// CHECK-NEXT: <key>line</key><integer>79</integer> // CHECK-NEXT: <key>col</key><integer>4</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>78</integer> +// CHECK-NEXT: <key>line</key><integer>79</integer> // CHECK-NEXT: <key>col</key><integer>4</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> @@ -1613,7 +1682,7 @@ // CHECK-NEXT: <key>issue_hash_function_offset</key><string>3</string> // CHECK-NEXT: <key>location</key> // CHECK-NEXT: <dict> -// CHECK-NEXT: <key>line</key><integer>78</integer> +// CHECK-NEXT: <key>line</key><integer>79</integer> // CHECK-NEXT: <key>col</key><integer>6</integer> // CHECK-NEXT: <key>file</key><integer>0</integer> // CHECK-NEXT: </dict> Index: test/Analysis/inlining/false-positive-suppression.c =================================================================== --- test/Analysis/inlining/false-positive-suppression.c +++ test/Analysis/inlining/false-positive-suppression.c @@ -111,14 +111,12 @@ *p = 1; // no-warning } -// If there is a check in a macro that is not function-like, don't treat -// it like a function so don't suppress. #define NON_FUNCTION_MACRO_WITH_CHECK ( ((p) != 0) ? *p : 17) void testNonFunctionMacro(int *p) { int i = NON_FUNCTION_MACRO_WITH_CHECK ; (void)i; - *p = 1; // expected-warning {{Dereference of null pointer (loaded from variable 'p')}} + *p = 1; // no-warning } Index: lib/StaticAnalyzer/Core/BugReporterVisitors.cpp =================================================================== --- lib/StaticAnalyzer/Core/BugReporterVisitors.cpp +++ lib/StaticAnalyzer/Core/BugReporterVisitors.cpp @@ -921,20 +921,14 @@ SourceLocation TerminatorLoc = CurTerminatorStmt->getLocStart(); if (TerminatorLoc.isMacroID()) { - const SourceManager &SMgr = BRC.getSourceManager(); - std::pair<FileID, unsigned> TLInfo = SMgr.getDecomposedLoc(TerminatorLoc); - SrcMgr::SLocEntry SE = SMgr.getSLocEntry(TLInfo.first); - const SrcMgr::ExpansionInfo &EInfo = SE.getExpansion(); - if (EInfo.isFunctionMacroExpansion()) { - SourceLocation BugLoc = BugPoint->getStmt()->getLocStart(); - - // Suppress reports unless we are in that same macro. - if (!BugLoc.isMacroID() || - getMacroName(BugLoc, BRC) != getMacroName(TerminatorLoc, BRC)) { - BR.markInvalid("Suppress Macro IDC", CurLC); - } - return nullptr; + SourceLocation BugLoc = BugPoint->getStmt()->getLocStart(); + + // Suppress reports unless we are in that same macro. + if (!BugLoc.isMacroID() || + getMacroName(BugLoc, BRC) != getMacroName(TerminatorLoc, BRC)) { + BR.markInvalid("Suppress Macro IDC", CurLC); } + return nullptr; } } return nullptr;
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