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-rw-r--r--src/c.bqn3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/c.bqn b/src/c.bqn
index 000122df..01a220dd 100644
--- a/src/c.bqn
+++ b/src/c.bqn
@@ -60,7 +60,8 @@ Tokenize←{
i←l>n←l∧(+`w)⊏0∾wk<0 # Identifier/Number masks
num←is ReadNums○(((0∾us)<∨⟜«0∾n)/0⊸∾) t×l # Numbers
ir←(us/˜«⊸<i)(⊢+∧⟜(2⊸=))0⊸≤⊸/wk # Identifier role
- id←(1-˜(i>us)×+`w>n)⊔t # Identifiers
+ id←(ig←1-˜(i>us)×+`w>n)⊔t # Identifiers
+ {⟨ig⊐/𝕩,"Numbers can't start with underscores"⟩!0}⍟(∨´)(⊑bA)>⊑¨id
# Deduplicate literals and identifiers; other cleanup
ki←((⍋⊏⟜n)⊸⊏/w)∾(ci∾/si)⊏+`»f # Indices in t