main

BM-GJB8114-2013/R-1-1-6/R-1-1-6-good.cpp

+unsigned int fun1 ( void );
+unsigned int fun2 ( void );
+
+int main ( void )
+{
+  unsigned int a1 = 0U;
+  unsigned int a2 = 0U;
+  unsigned int a3 = 0U;
+
+  a1 = fun1 ( );
+  a2 = fun2 ( );
+  a3 = a1 + a2;
+
+  return ( 0 );
+}
+
+unsigned int fun1 ( void )
+{
+  unsigned int x = 0U;
+
+#define BLOCKDEF1 2U  //遵循1
+
+  x = x + BLOCKDEF1;
+
+#undef BLOCKDEF1      //遵循2
+
+  return x;
+}
+
+unsigned int fun2 ( void )
+{
+  unsigned int x = 0U;
+
+#define BLOCKDEF2 2U  //遵循3
+
+  x = x + BLOCKDEF2;
+
+#undef BLOCKDEF2      //遵循4
+
+  return x;
+}

BM-GJB8114-2013/R-1-1-7/R-1-1-7-bad.c

+#define pabs( x ) x >= 0 ? x : -x  //违背1
+
+int main ( void )
+{
+  unsigned int result;
+  int a = 6;
+
+  /* ... */
+
+  result = pabs ( a ) + 1;
+
+  return ( 0 );
+}

BM-GJB8114-2013/R-1-1-7/R-1-1-7-bad.cpp

+#define pabs( x ) x >= 0 ? x : -x  //违背1
+
+int main ( void )
+{
+  unsigned int result;
+  int a = 6;
+
+  /* ... */
+
+  result = pabs ( a ) + 1;
+
+  return ( 0 );
+}

BM-GJB8114-2013/R-1-1-7/R-1-1-7-good.c

+#define pabs( x ) ( ( x ) >= 0 ? ( x ) : -( x ) )  //遵循1
+
+int main ( void )
+{
+  unsigned int result;
+  int a = 6;
+
+  /* ... */
+
+  result = pabs ( a ) + 1;
+
+  return ( 0 );
+}

BM-GJB8114-2013/R-1-1-7/R-1-1-7-good.cpp

+#define pabs( x ) ( ( x ) >= 0 ? ( x ) : -( x ) )  //遵循1
+
+int main ( void )
+{
+  unsigned int result;
+  int a = 6;
+
+  /* ... */
+
+  result = pabs ( a ) + 1;
+
+  return ( 0 );
+}

BM-GJB8114-2013/R-1-1-8/R-1-1-8-bad.c

+struct  //违背1
+{
+  int data1;
+  int data2;
+} sData;
+
+union   //违背2
+{
+  unsigned char cd[ 4 ];
+  int           id;
+} uData;
+
+enum    //违背3
+{
+  A_Level = 0,
+  B_Level,
+  C_Level,
+  D_Level
+} eLevel;
+
+int main ( void )
+{
+  eLevel      = B_Level;
+  sData.data1 = 2000;
+  uData.id    = sData.data1;
+
+  return ( 0 );
+}

BM-GJB8114-2013/R-1-1-8/R-1-1-8-bad.cpp

+struct  //违背1
+{
+  int data1;
+  int data2;
+} sData;
+
+union   //违背2
+{
+  unsigned char cd[ 4 ];
+  int           id;
+} uData;
+
+enum    //违背3
+{
+  A_Level = 0,
+  B_Level,
+  C_Level,
+  D_Level
+} eLevel;
+
+int main ( void )
+{
+  eLevel      = B_Level;
+  sData.data1 = 2000;
+  uData.id    = sData.data1;
+
+  return ( 0 );
+}

BM-GJB8114-2013/R-1-1-8/R-1-1-8-good.c

+struct S_Data  //遵循1
+{
+  int data1;
+  int data2;
+} sData;
+
+union U_Data   //遵循2
+{
+  unsigned char cd[ 4 ];
+  int           id;
+} uData;
+
+enum E_Level   //遵循3
+{
+  A_Level = 0,
+  B_Level,
+  C_Level,
+  D_Level
+} eLevel;
+
+int main ( void )
+{
+  eLevel      = B_Level;
+  sData.data1 = 2000;
+  uData.id    = sData.data1;
+
+  return ( 0 );
+}

BM-GJB8114-2013/R-1-1-8/R-1-1-8-good.cpp

+struct S_Data  //遵循1
+{
+  int data1;
+  int data2;
+} sData;
+
+union U_Data   //遵循2
+{
+  unsigned char cd[ 4 ];
+  int           id;
+} uData;
+
+enum E_Level   //遵循3
+{
+  A_Level = 0,
+  B_Level,
+  C_Level,
+  D_Level
+} eLevel;
+
+int main ( void )
+{
+  eLevel      = B_Level;
+  sData.data1 = 2000;
+  uData.id    = sData.data1;
+
+  return ( 0 );
+}

BM-GJB8114-2013/R-1-1-9/R-1-1-9-bad.c

+struct Sdata
+{
+  unsigned char id;
+
+  struct Scoor
+  {
+    unsigned char xs;
+    unsigned char ys;
+    unsigned char zs;
+  };                   //违背1
+};
+
+int main ( void )
+{
+  struct Sdata data;
+
+  data.id = 1;
+
+  return ( 0 );
+}

BM-GJB8114-2013/R-1-1-9/R-1-1-9-bad.cpp

+struct Sdata
+{
+  unsigned char id;
+
+  struct Scoor
+  {
+    unsigned char xs;
+    unsigned char ys;
+    unsigned char zs;
+  };                   //违背1
+};
+
+int main ( void )
+{
+  struct Sdata data;
+
+  data.id = 1;
+
+  return ( 0 );
+}

BM-GJB8114-2013/R-1-1-9/R-1-1-9-good.c

+struct Sdata
+{
+  unsigned char id;
+
+  struct Scoor
+  {
+    unsigned char xs;
+    unsigned char ys;
+    unsigned char zs;
+  } coor;              //遵循1
+};
+
+int main ( void )
+{
+  struct Sdata data;
+
+  data.id = 1;
+
+  return ( 0 );
+}

BM-GJB8114-2013/R-1-1-9/R-1-1-9-good.cpp

+struct Sdata
+{
+  unsigned char id;
+
+  struct Scoor
+  {
+    unsigned char xs;
+    unsigned char ys;
+    unsigned char zs;
+  } coor;              //遵循1
+};
+
+int main ( void )
+{
+  struct Sdata data;
+
+  data.id = 1;
+
+  return ( 0 );
+}

BM-GJB8114-2013/R-1-10-1/R-1-10-1-bad.c

+int main ( void )
+{
+  int   ix, iy;
+  float fx =  1.85;
+  float fy = -1.85;
+
+  ix = fx;  //违背1
+  iy = fy;  //违背2
+
+  return ( 0 );
+}

BM-GJB8114-2013/R-1-10-1/R-1-10-1-bad.cpp

+int main ( void )
+{
+  int   ix, iy;
+  float fx =  1.85;
+  float fy = -1.85;
+
+  ix = fx;  //违背1
+  iy = fy;  //违背2
+
+  return ( 0 );
+}

BM-GJB8114-2013/R-1-10-1/R-1-10-1-good.c

+#define Round( x ) ( ( x ) >= 0 ? ( int ) ( ( x ) + 0.5 ) : ( int ) ( ( x ) - 0.5 ) )
+
+int main ( void )
+ {
+  int   ix, iy;
+  float fx =  1.85;
+  float fy = -1.85;
+
+  ix = ( int ) ( fx );  //遵循1
+  ix = Round ( fx );    //遵循2
+  iy = ( int ) ( fy );  //遵循3
+  iy = Round ( fy );    //遵循4
+
+  return ( 0 );
+}

BM-GJB8114-2013/R-1-10-1/R-1-10-1-good.cpp

+#define Round( x ) ( ( x ) >= 0 ? ( int ) ( ( x ) + 0.5 ) : ( int ) ( ( x ) - 0.5 ) )
+
+int main ( void )
+ {
+  int   ix, iy;
+  float fx =  1.85;
+  float fy = -1.85;
+
+  ix = ( int ) ( fx );  //遵循1
+  ix = Round ( fx );    //遵循2
+  iy = ( int ) ( fy );  //遵循3
+  iy = Round ( fy );    //遵循4
+
+  return ( 0 );
+}

BM-GJB8114-2013/R-1-10-2/R-1-10-2-bad.c

+int main ( void )
+{
+  signed char  cVar = 0;
+         short sVar = 0;
+         int   iVar = 0;
+         long  lVar = 0;
+
+  cVar = sVar;  //违背1
+  sVar = iVar;  //违背2
+  iVar = lVar;  //违背3
+
+  return ( 0 );
+}

BM-GJB8114-2013/R-1-10-2/R-1-10-2-bad.cpp

+int main ( void )
+{
+  signed char  cVar = 0;
+         short sVar = 0;
+         int   iVar = 0;
+         long  lVar = 0;
+
+  cVar = sVar;  //违背1
+  sVar = iVar;  //违背2
+  iVar = lVar;  //违背3
+
+  return ( 0 );
+}

BM-GJB8114-2013/R-1-10-2/R-1-10-2-good.c

+int main ( void )
+{
+  signed char  cVar = 0;
+         short sVar = 0;
+         int   iVar = 0;
+         long  lVar = 0;
+
+  cVar = ( signed char ) sVar;  //遵循1
+  sVar = ( short ) iVar;        //遵循2
+  iVar = ( int ) lVar;          //遵循3
+
+  return ( 0 );
+}