jepler/c4
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stricter parsing of eof state

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rswier 2014-11-12 14:42:45 -05:00
parent bca2fede71
commit d2588c4be4
1 changed files with 5 additions and 5 deletions
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10
c4.c
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@ -299,7 +299,7 @@ stmt()
if (tk == ';') next(); else { printf("%d: semicolon expected\n", line); exit(-1); }
} else if (tk == '{') {
next();
while (tk != 0 && tk != '}') stmt();
while (tk != '}') stmt();
next();
} else if (tk == ';') {
next();
@ -356,7 +356,7 @@ main(int argc, char **argv)
if (tk == '{') {
next();
i = 0;
while (tk != 0 && tk != '}') {
while (tk != '}') {
if (tk != Id) { printf("%d: bad enum identifier %d\n", line, tk); return -1; }
next();
if (tk == Assign) {
@ -371,7 +371,7 @@ main(int argc, char **argv)
next();
}
}
while (tk != 0 && tk != ';' && tk != '}') {
while (tk != ';' && tk != '}') {
ty = bt;
while (tk == Mul) { next(); ty = ty + PTR; }
if (tk != Id) { printf("%d: bad global declaration\n", line); return -1; }
@ -382,7 +382,7 @@ main(int argc, char **argv)
id[Class] = Fun;
id[Val] = (int)(e + 1);
next(); i = 0;
while (tk != 0 && tk != ')') {
while (tk != ')') {
ty = INT;
if (tk == Int) next();
else if (tk == Char) { next(); ty = CHAR; }
@ -402,7 +402,7 @@ main(int argc, char **argv)
while (tk == Int || tk == Char) {
bt = (tk == Int) ? INT : CHAR;
next();
while (tk != 0 && tk != ';') {
while (tk != ';') {
ty = bt;
while (tk == Mul) { next(); ty = ty + PTR; }
if (tk != Id) { printf("%d: bad local declaration\n", line); return -1; }